Home / 31,536,117.10-47,304,175.65-13,585,221.10

Finding the Fourth Proportional to 31,536,117.10, 47,304,175.65 and 13,585,221.10

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Solution

The fourth proportional to 31,536,117.10, 47,304,175.65 and 13,585,221.10 is: 20,377,831.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,536,117.10 : 47,304,175.65 = 13,585,221.10 : x
  2. Step 2: Convert to fraction form
    31,536,117.10/47,304,175.65 = 13,585,221.10/x
  3. Step 3: Cross multiply
    31,536,117.10x = 47,304,175.65 × 13,585,221.10
  4. Step 4: Simplify right side
    31,536,117.10x = 642,637,685,158,486.12
  5. Step 5: Solve for x
    x = 642,637,685,158,486.12/31,536,117.10
  6. Step 6: Final answer
    x = 20,377,831.65

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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.