Home / 10,349,332.80-15,551,992.80-9,117,614.40

Finding the Fourth Proportional to 10,349,332.80, 15,551,992.80 and 9,117,614.40

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Solution

The fourth proportional to 10,349,332.80, 15,551,992.80 and 9,117,614.40 is: 13,701,083.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349,332.80 : 15,551,992.80 = 9,117,614.40 : x
  2. Step 2: Convert to fraction form
    10,349,332.80/15,551,992.80 = 9,117,614.40/x
  3. Step 3: Cross multiply
    10,349,332.80x = 15,551,992.80 × 9,117,614.40
  4. Step 4: Simplify right side
    10,349,332.80x = 141,797,073,501,976.34
  5. Step 5: Solve for x
    x = 141,797,073,501,976.34/10,349,332.80
  6. Step 6: Final answer
    x = 13,701,083.56

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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.