Home / 9,876,572.76-13,626,646.38-6,437,559

Finding the Fourth Proportional to 9,876,572.76, 13,626,646.38 and 6,437,559

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Solution

The fourth proportional to 9,876,572.76, 13,626,646.38 and 6,437,559 is: 8,881,860.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876,572.76 : 13,626,646.38 = 6,437,559 : x
  2. Step 2: Convert to fraction form
    9,876,572.76/13,626,646.38 = 6,437,559/x
  3. Step 3: Cross multiply
    9,876,572.76x = 13,626,646.38 × 6,437,559
  4. Step 4: Simplify right side
    9,876,572.76x = 87,722,340,043,386.42
  5. Step 5: Solve for x
    x = 87,722,340,043,386.42/9,876,572.76
  6. Step 6: Final answer
    x = 8,881,860.36

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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.