Home / 13,337,695.71-18,406,016.46-7,226,124.21

Finding the Fourth Proportional to 13,337,695.71, 18,406,016.46 and 7,226,124.21

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Solution

The fourth proportional to 13,337,695.71, 18,406,016.46 and 7,226,124.21 is: 9,972,049.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337,695.71 : 18,406,016.46 = 7,226,124.21 : x
  2. Step 2: Convert to fraction form
    13,337,695.71/18,406,016.46 = 7,226,124.21/x
  3. Step 3: Cross multiply
    13,337,695.71x = 18,406,016.46 × 7,226,124.21
  4. Step 4: Simplify right side
    13,337,695.71x = 133,004,161,151,264.50
  5. Step 5: Solve for x
    x = 133,004,161,151,264.50/13,337,695.71
  6. Step 6: Final answer
    x = 9,972,049.45

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1.5x scale

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.