Home / 12,748,402.92-19,126,341.46-4,112,330.88

Finding the Fourth Proportional to 12,748,402.92, 19,126,341.46 and 4,112,330.88

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Solution

The fourth proportional to 12,748,402.92, 19,126,341.46 and 4,112,330.88 is: 6,169,701.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,748,402.92 : 19,126,341.46 = 4,112,330.88 : x
  2. Step 2: Convert to fraction form
    12,748,402.92/19,126,341.46 = 4,112,330.88/x
  3. Step 3: Cross multiply
    12,748,402.92x = 19,126,341.46 × 4,112,330.88
  4. Step 4: Simplify right side
    12,748,402.92x = 78,653,844,607,382.28
  5. Step 5: Solve for x
    x = 78,653,844,607,382.28/12,748,402.92
  6. Step 6: Final answer
    x = 6,169,701.81

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1.5x scale

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.