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Finding the Fourth Proportional to 22,695,709.60, 34,068,447.60 and 14,185,655.20

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Solution

The fourth proportional to 22,695,709.60, 34,068,447.60 and 14,185,655.20 is: 21,294,035.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,695,709.60 : 34,068,447.60 = 14,185,655.20 : x
  2. Step 2: Convert to fraction form
    22,695,709.60/34,068,447.60 = 14,185,655.20/x
  3. Step 3: Cross multiply
    22,695,709.60x = 34,068,447.60 × 14,185,655.20
  4. Step 4: Simplify right side
    22,695,709.60x = 483,283,250,852,867.50
  5. Step 5: Solve for x
    x = 483,283,250,852,867.50/22,695,709.60
  6. Step 6: Final answer
    x = 21,294,035.72

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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.