Home / 39,151,239.40-58,726,859.10-10,401,812.20

Finding the Fourth Proportional to 39,151,239.40, 58,726,859.10 and 10,401,812.20

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Solution

The fourth proportional to 39,151,239.40, 58,726,859.10 and 10,401,812.20 is: 15,602,718.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,151,239.40 : 58,726,859.10 = 10,401,812.20 : x
  2. Step 2: Convert to fraction form
    39,151,239.40/58,726,859.10 = 10,401,812.20/x
  3. Step 3: Cross multiply
    39,151,239.40x = 58,726,859.10 × 10,401,812.20
  4. Step 4: Simplify right side
    39,151,239.40x = 610,865,759,454,061
  5. Step 5: Solve for x
    x = 610,865,759,454,061/39,151,239.40
  6. Step 6: Final answer
    x = 15,602,718.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.