Home / 39,442,585.92-59,163,879.60-10,688,720.64

Finding the Fourth Proportional to 39,442,585.92, 59,163,879.60 and 10,688,720.64

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Solution

The fourth proportional to 39,442,585.92, 59,163,879.60 and 10,688,720.64 is: 16,033,081.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,442,585.92 : 59,163,879.60 = 10,688,720.64 : x
  2. Step 2: Convert to fraction form
    39,442,585.92/59,163,879.60 = 10,688,720.64/x
  3. Step 3: Cross multiply
    39,442,585.92x = 59,163,879.60 × 10,688,720.64
  4. Step 4: Simplify right side
    39,442,585.92x = 632,386,181,022,995
  5. Step 5: Solve for x
    x = 632,386,181,022,995/39,442,585.92
  6. Step 6: Final answer
    x = 16,033,081.16

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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.