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Finding the Fourth Proportional to 8,889,755.95, 13,334,633.93 and 8,748,038.35

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Solution

The fourth proportional to 8,889,755.95, 13,334,633.93 and 8,748,038.35 is: 13,122,057.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889,755.95 : 13,334,633.93 = 8,748,038.35 : x
  2. Step 2: Convert to fraction form
    8,889,755.95/13,334,633.93 = 8,748,038.35/x
  3. Step 3: Cross multiply
    8,889,755.95x = 13,334,633.93 × 8,748,038.35
  4. Step 4: Simplify right side
    8,889,755.95x = 116,651,889,002,851.20
  5. Step 5: Solve for x
    x = 116,651,889,002,851.20/8,889,755.95
  6. Step 6: Final answer
    x = 13,122,057.53

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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.