Home / 10,103,780.10-15,155,670.15-6,072,701.70

Finding the Fourth Proportional to 10,103,780.10, 15,155,670.15 and 6,072,701.70

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Solution

The fourth proportional to 10,103,780.10, 15,155,670.15 and 6,072,701.70 is: 9,109,052.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103,780.10 : 15,155,670.15 = 6,072,701.70 : x
  2. Step 2: Convert to fraction form
    10,103,780.10/15,155,670.15 = 6,072,701.70/x
  3. Step 3: Cross multiply
    10,103,780.10x = 15,155,670.15 × 6,072,701.70
  4. Step 4: Simplify right side
    10,103,780.10x = 92,035,863,884,544.27
  5. Step 5: Solve for x
    x = 92,035,863,884,544.27/10,103,780.10
  6. Step 6: Final answer
    x = 9,109,052.55

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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.