Home / 13,417,000.34-20,100,109.42-7,935,678.50

Finding the Fourth Proportional to 13,417,000.34, 20,100,109.42 and 7,935,678.50

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Solution

The fourth proportional to 13,417,000.34, 20,100,109.42 and 7,935,678.50 is: 11,888,499.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,417,000.34 : 20,100,109.42 = 7,935,678.50 : x
  2. Step 2: Convert to fraction form
    13,417,000.34/20,100,109.42 = 7,935,678.50/x
  3. Step 3: Cross multiply
    13,417,000.34x = 20,100,109.42 × 7,935,678.50
  4. Step 4: Simplify right side
    13,417,000.34x = 159,508,006,171,941.47
  5. Step 5: Solve for x
    x = 159,508,006,171,941.47/13,417,000.34
  6. Step 6: Final answer
    x = 11,888,499.82

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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.