Home / 19,905,095.60-29,857,643.40-8,543,610.80

Finding the Fourth Proportional to 19,905,095.60, 29,857,643.40 and 8,543,610.80

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Solution

The fourth proportional to 19,905,095.60, 29,857,643.40 and 8,543,610.80 is: 12,815,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,905,095.60 : 29,857,643.40 = 8,543,610.80 : x
  2. Step 2: Convert to fraction form
    19,905,095.60/29,857,643.40 = 8,543,610.80/x
  3. Step 3: Cross multiply
    19,905,095.60x = 29,857,643.40 × 8,543,610.80
  4. Step 4: Simplify right side
    19,905,095.60x = 255,092,084,614,788.72
  5. Step 5: Solve for x
    x = 255,092,084,614,788.72/19,905,095.60
  6. Step 6: Final answer
    x = 12,815,416.20

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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.