Home / 30,838,520-46,225,228.30-10,348,812.24

Finding the Fourth Proportional to 30,838,520, 46,225,228.30 and 10,348,812.24

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Solution

The fourth proportional to 30,838,520, 46,225,228.30 and 10,348,812.24 is: 15,512,294.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,838,520 : 46,225,228.30 = 10,348,812.24 : x
  2. Step 2: Convert to fraction form
    30,838,520/46,225,228.30 = 10,348,812.24/x
  3. Step 3: Cross multiply
    30,838,520x = 46,225,228.30 × 10,348,812.24
  4. Step 4: Simplify right side
    30,838,520x = 478,376,208,427,834.38
  5. Step 5: Solve for x
    x = 478,376,208,427,834.38/30,838,520
  6. Step 6: Final answer
    x = 15,512,294.64

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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.