Home / 7,105,641.60-10,656,129.60-2,617,334.40

Finding the Fourth Proportional to 7,105,641.60, 10,656,129.60 and 2,617,334.40

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Solution

The fourth proportional to 7,105,641.60, 10,656,129.60 and 2,617,334.40 is: 3,925,142.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,641.60 : 10,656,129.60 = 2,617,334.40 : x
  2. Step 2: Convert to fraction form
    7,105,641.60/10,656,129.60 = 2,617,334.40/x
  3. Step 3: Cross multiply
    7,105,641.60x = 10,656,129.60 × 2,617,334.40
  4. Step 4: Simplify right side
    7,105,641.60x = 27,890,654,572,938.24
  5. Step 5: Solve for x
    x = 27,890,654,572,938.24/7,105,641.60
  6. Step 6: Final answer
    x = 3,925,142.32

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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.