Home / 56,769,026.40-85,153,539.60-26,479,951.20

Finding the Fourth Proportional to 56,769,026.40, 85,153,539.60 and 26,479,951.20

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Solution

The fourth proportional to 56,769,026.40, 85,153,539.60 and 26,479,951.20 is: 39,719,926.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,769,026.40 : 85,153,539.60 = 26,479,951.20 : x
  2. Step 2: Convert to fraction form
    56,769,026.40/85,153,539.60 = 26,479,951.20/x
  3. Step 3: Cross multiply
    56,769,026.40x = 85,153,539.60 × 26,479,951.20
  4. Step 4: Simplify right side
    56,769,026.40x = 2,254,861,573,115,267.50
  5. Step 5: Solve for x
    x = 2,254,861,573,115,267.50/56,769,026.40
  6. Step 6: Final answer
    x = 39,719,926.80

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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.