Home / 43,742,159.60-65,612,893.80-11,393,999.60

Finding the Fourth Proportional to 43,742,159.60, 65,612,893.80 and 11,393,999.60

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Solution

The fourth proportional to 43,742,159.60, 65,612,893.80 and 11,393,999.60 is: 17,090,909.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,742,159.60 : 65,612,893.80 = 11,393,999.60 : x
  2. Step 2: Convert to fraction form
    43,742,159.60/65,612,893.80 = 11,393,999.60/x
  3. Step 3: Cross multiply
    43,742,159.60x = 65,612,893.80 × 11,393,999.60
  4. Step 4: Simplify right side
    43,742,159.60x = 747,593,285,712,042.38
  5. Step 5: Solve for x
    x = 747,593,285,712,042.38/43,742,159.60
  6. Step 6: Final answer
    x = 17,090,909.38

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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.