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Finding the Fourth Proportional to 44,916,689.90, 67,368,276.99 and 12,564,398.90

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Solution

The fourth proportional to 44,916,689.90, 67,368,276.99 and 12,564,398.90 is: 18,844,708.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,916,689.90 : 67,368,276.99 = 12,564,398.90 : x
  2. Step 2: Convert to fraction form
    44,916,689.90/67,368,276.99 = 12,564,398.90/x
  3. Step 3: Cross multiply
    44,916,689.90x = 67,368,276.99 × 12,564,398.90
  4. Step 4: Simplify right side
    44,916,689.90x = 846,441,905,308,051.25
  5. Step 5: Solve for x
    x = 846,441,905,308,051.25/44,916,689.90
  6. Step 6: Final answer
    x = 18,844,708.00

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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.