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Finding the Fourth Proportional to 9,658,617.20, 14,487,925.80 and 8,566,866.80

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Solution

The fourth proportional to 9,658,617.20, 14,487,925.80 and 8,566,866.80 is: 12,850,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,658,617.20 : 14,487,925.80 = 8,566,866.80 : x
  2. Step 2: Convert to fraction form
    9,658,617.20/14,487,925.80 = 8,566,866.80/x
  3. Step 3: Cross multiply
    9,658,617.20x = 14,487,925.80 × 8,566,866.80
  4. Step 4: Simplify right side
    9,658,617.20x = 124,116,130,536,883.45
  5. Step 5: Solve for x
    x = 124,116,130,536,883.45/9,658,617.20
  6. Step 6: Final answer
    x = 12,850,300.20

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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.