Home / 19,253,169.95-28,872,148.64-6,117,863.90

Finding the Fourth Proportional to 19,253,169.95, 28,872,148.64 and 6,117,863.90

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Solution

The fourth proportional to 19,253,169.95, 28,872,148.64 and 6,117,863.90 is: 9,174,378.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253,169.95 : 28,872,148.64 = 6,117,863.90 : x
  2. Step 2: Convert to fraction form
    19,253,169.95/28,872,148.64 = 6,117,863.90/x
  3. Step 3: Cross multiply
    19,253,169.95x = 28,872,148.64 × 6,117,863.90
  4. Step 4: Simplify right side
    19,253,169.95x = 176,635,875,705,140.03
  5. Step 5: Solve for x
    x = 176,635,875,705,140.03/19,253,169.95
  6. Step 6: Final answer
    x = 9,174,378.88

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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.