Home / 31,984,547.04-47,976,781.68-10,419,113.52

Finding the Fourth Proportional to 31,984,547.04, 47,976,781.68 and 10,419,113.52

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Solution

The fourth proportional to 31,984,547.04, 47,976,781.68 and 10,419,113.52 is: 15,628,657.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,984,547.04 : 47,976,781.68 = 10,419,113.52 : x
  2. Step 2: Convert to fraction form
    31,984,547.04/47,976,781.68 = 10,419,113.52/x
  3. Step 3: Cross multiply
    31,984,547.04x = 47,976,781.68 × 10,419,113.52
  4. Step 4: Simplify right side
    31,984,547.04x = 499,875,534,648,176.31
  5. Step 5: Solve for x
    x = 499,875,534,648,176.31/31,984,547.04
  6. Step 6: Final answer
    x = 15,628,657.61

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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.