Home / 9,717,810.13-13,410,577.79-5,643,691.57

Finding the Fourth Proportional to 9,717,810.13, 13,410,577.79 and 5,643,691.57

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Solution

The fourth proportional to 9,717,810.13, 13,410,577.79 and 5,643,691.57 is: 7,788,294.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717,810.13 : 13,410,577.79 = 5,643,691.57 : x
  2. Step 2: Convert to fraction form
    9,717,810.13/13,410,577.79 = 5,643,691.57/x
  3. Step 3: Cross multiply
    9,717,810.13x = 13,410,577.79 × 5,643,691.57
  4. Step 4: Simplify right side
    9,717,810.13x = 75,685,164,822,252.23
  5. Step 5: Solve for x
    x = 75,685,164,822,252.23/9,717,810.13
  6. Step 6: Final answer
    x = 7,788,294.26

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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.