Home / 10,282,101.52-15,331,227.48-9,999,607.40

Finding the Fourth Proportional to 10,282,101.52, 15,331,227.48 and 9,999,607.40

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Solution

The fourth proportional to 10,282,101.52, 15,331,227.48 and 9,999,607.40 is: 14,910,011.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282,101.52 : 15,331,227.48 = 9,999,607.40 : x
  2. Step 2: Convert to fraction form
    10,282,101.52/15,331,227.48 = 9,999,607.40/x
  3. Step 3: Cross multiply
    10,282,101.52x = 15,331,227.48 × 9,999,607.40
  4. Step 4: Simplify right side
    10,282,101.52x = 153,306,255,760,091.38
  5. Step 5: Solve for x
    x = 153,306,255,760,091.38/10,282,101.52
  6. Step 6: Final answer
    x = 14,910,011.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.