Home / 29,723,397.12-40,976,824.32-19,935,590.40

Finding the Fourth Proportional to 29,723,397.12, 40,976,824.32 and 19,935,590.40

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Solution

The fourth proportional to 29,723,397.12, 40,976,824.32 and 19,935,590.40 is: 27,483,304.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,723,397.12 : 40,976,824.32 = 19,935,590.40 : x
  2. Step 2: Convert to fraction form
    29,723,397.12/40,976,824.32 = 19,935,590.40/x
  3. Step 3: Cross multiply
    29,723,397.12x = 40,976,824.32 × 19,935,590.40
  4. Step 4: Simplify right side
    29,723,397.12x = 816,897,185,536,278.50
  5. Step 5: Solve for x
    x = 816,897,185,536,278.50/29,723,397.12
  6. Step 6: Final answer
    x = 27,483,304.89

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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.