Home / 50,569,975.28-75,854,957.16-21,428,404.40

Finding the Fourth Proportional to 50,569,975.28, 75,854,957.16 and 21,428,404.40

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Solution

The fourth proportional to 50,569,975.28, 75,854,957.16 and 21,428,404.40 is: 32,142,604.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,569,975.28 : 75,854,957.16 = 21,428,404.40 : x
  2. Step 2: Convert to fraction form
    50,569,975.28/75,854,957.16 = 21,428,404.40/x
  3. Step 3: Cross multiply
    50,569,975.28x = 75,854,957.16 × 21,428,404.40
  4. Step 4: Simplify right side
    50,569,975.28x = 1,625,450,697,769,155.25
  5. Step 5: Solve for x
    x = 1,625,450,697,769,155.25/50,569,975.28
  6. Step 6: Final answer
    x = 32,142,604.16

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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.