Home / 15,010,357.70-20,724,461.98-9,508,614.86

Finding the Fourth Proportional to 15,010,357.70, 20,724,461.98 and 9,508,614.86

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Solution

The fourth proportional to 15,010,357.70, 20,724,461.98 and 9,508,614.86 is: 13,128,329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010,357.70 : 20,724,461.98 = 9,508,614.86 : x
  2. Step 2: Convert to fraction form
    15,010,357.70/20,724,461.98 = 9,508,614.86/x
  3. Step 3: Cross multiply
    15,010,357.70x = 20,724,461.98 × 9,508,614.86
  4. Step 4: Simplify right side
    15,010,357.70x = 197,060,927,148,533
  5. Step 5: Solve for x
    x = 197,060,927,148,533/15,010,357.70
  6. Step 6: Final answer
    x = 13,128,329.86

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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.