Home / 112,345,535.53-155,041,627.08-62,785,907.74

Finding the Fourth Proportional to 112,345,535.53, 155,041,627.08 and 62,785,907.74

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Solution

The fourth proportional to 112,345,535.53, 155,041,627.08 and 62,785,907.74 is: 86,647,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,345,535.53 : 155,041,627.08 = 62,785,907.74 : x
  2. Step 2: Convert to fraction form
    112,345,535.53/155,041,627.08 = 62,785,907.74/x
  3. Step 3: Cross multiply
    112,345,535.53x = 155,041,627.08 × 62,785,907.74
  4. Step 4: Simplify right side
    112,345,535.53x = 9,734,429,293,704,366
  5. Step 5: Solve for x
    x = 9,734,429,293,704,366/112,345,535.53
  6. Step 6: Final answer
    x = 86,647,228.55

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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.