Home / 39,565,594.90-59,301,153.15-20,386,479.70

Finding the Fourth Proportional to 39,565,594.90, 59,301,153.15 and 20,386,479.70

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Solution

The fourth proportional to 39,565,594.90, 59,301,153.15 and 20,386,479.70 is: 30,555,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,565,594.90 : 59,301,153.15 = 20,386,479.70 : x
  2. Step 2: Convert to fraction form
    39,565,594.90/59,301,153.15 = 20,386,479.70/x
  3. Step 3: Cross multiply
    39,565,594.90x = 59,301,153.15 × 20,386,479.70
  4. Step 4: Simplify right side
    39,565,594.90x = 1,208,941,754,879,066
  5. Step 5: Solve for x
    x = 1,208,941,754,879,066/39,565,594.90
  6. Step 6: Final answer
    x = 30,555,379.19

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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.