Home / 29,470,101.76-40,668,127.68-16,417,342.72

Finding the Fourth Proportional to 29,470,101.76, 40,668,127.68 and 16,417,342.72

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Solution

The fourth proportional to 29,470,101.76, 40,668,127.68 and 16,417,342.72 is: 22,655,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,470,101.76 : 40,668,127.68 = 16,417,342.72 : x
  2. Step 2: Convert to fraction form
    29,470,101.76/40,668,127.68 = 16,417,342.72/x
  3. Step 3: Cross multiply
    29,470,101.76x = 40,668,127.68 × 16,417,342.72
  4. Step 4: Simplify right side
    29,470,101.76x = 667,662,589,903,278.50
  5. Step 5: Solve for x
    x = 667,662,589,903,278.50/29,470,101.76
  6. Step 6: Final answer
    x = 22,655,591.60

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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.