Home / 9,972,545.34-13,762,322.92-5,621,631.56

Finding the Fourth Proportional to 9,972,545.34, 13,762,322.92 and 5,621,631.56

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Solution

The fourth proportional to 9,972,545.34, 13,762,322.92 and 5,621,631.56 is: 7,757,970.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972,545.34 : 13,762,322.92 = 5,621,631.56 : x
  2. Step 2: Convert to fraction form
    9,972,545.34/13,762,322.92 = 5,621,631.56/x
  3. Step 3: Cross multiply
    9,972,545.34x = 13,762,322.92 × 5,621,631.56
  4. Step 4: Simplify right side
    9,972,545.34x = 77,366,708,855,807.50
  5. Step 5: Solve for x
    x = 77,366,708,855,807.50/9,972,545.34
  6. Step 6: Final answer
    x = 7,757,970.13

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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.