Home / 40,039,750.11-60,064,349.09-30,006,144.03

Finding the Fourth Proportional to 40,039,750.11, 60,064,349.09 and 30,006,144.03

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Solution

The fourth proportional to 40,039,750.11, 60,064,349.09 and 30,006,144.03 is: 45,012,756.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,039,750.11 : 60,064,349.09 = 30,006,144.03 : x
  2. Step 2: Convert to fraction form
    40,039,750.11/60,064,349.09 = 30,006,144.03/x
  3. Step 3: Cross multiply
    40,039,750.11x = 60,064,349.09 × 30,006,144.03
  4. Step 4: Simplify right side
    40,039,750.11x = 1,802,299,509,712,708.75
  5. Step 5: Solve for x
    x = 1,802,299,509,712,708.75/40,039,750.11
  6. Step 6: Final answer
    x = 45,012,756.19

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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.