Home / 52,371,145.59-72,280,975.56-30,358,414.68

Finding the Fourth Proportional to 52,371,145.59, 72,280,975.56 and 30,358,414.68

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Solution

The fourth proportional to 52,371,145.59, 72,280,975.56 and 30,358,414.68 is: 41,899,710.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,371,145.59 : 72,280,975.56 = 30,358,414.68 : x
  2. Step 2: Convert to fraction form
    52,371,145.59/72,280,975.56 = 30,358,414.68/x
  3. Step 3: Cross multiply
    52,371,145.59x = 72,280,975.56 × 30,358,414.68
  4. Step 4: Simplify right side
    52,371,145.59x = 2,194,335,829,525,425.25
  5. Step 5: Solve for x
    x = 2,194,335,829,525,425.25/52,371,145.59
  6. Step 6: Final answer
    x = 41,899,710.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.