Home / 10,171,411.60-15,282,000.60-7,651,987.60

Finding the Fourth Proportional to 10,171,411.60, 15,282,000.60 and 7,651,987.60

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Solution

The fourth proportional to 10,171,411.60, 15,282,000.60 and 7,651,987.60 is: 11,496,701.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171,411.60 : 15,282,000.60 = 7,651,987.60 : x
  2. Step 2: Convert to fraction form
    10,171,411.60/15,282,000.60 = 7,651,987.60/x
  3. Step 3: Cross multiply
    10,171,411.60x = 15,282,000.60 × 7,651,987.60
  4. Step 4: Simplify right side
    10,171,411.60x = 116,937,679,094,392.55
  5. Step 5: Solve for x
    x = 116,937,679,094,392.55/10,171,411.60
  6. Step 6: Final answer
    x = 11,496,701.12

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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.