Home / 10,653,073.40-15,979,610.10-4,681,105.40

Finding the Fourth Proportional to 10,653,073.40, 15,979,610.10 and 4,681,105.40

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Solution

The fourth proportional to 10,653,073.40, 15,979,610.10 and 4,681,105.40 is: 7,021,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,653,073.40 : 15,979,610.10 = 4,681,105.40 : x
  2. Step 2: Convert to fraction form
    10,653,073.40/15,979,610.10 = 4,681,105.40/x
  3. Step 3: Cross multiply
    10,653,073.40x = 15,979,610.10 × 4,681,105.40
  4. Step 4: Simplify right side
    10,653,073.40x = 74,802,239,129,004.55
  5. Step 5: Solve for x
    x = 74,802,239,129,004.55/10,653,073.40
  6. Step 6: Final answer
    x = 7,021,658.10

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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.