Home / 10,742,415.60-16,080,445.80-6,241,321.20

Finding the Fourth Proportional to 10,742,415.60, 16,080,445.80 and 6,241,321.20

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Solution

The fourth proportional to 10,742,415.60, 16,080,445.80 and 6,241,321.20 is: 9,342,705.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742,415.60 : 16,080,445.80 = 6,241,321.20 : x
  2. Step 2: Convert to fraction form
    10,742,415.60/16,080,445.80 = 6,241,321.20/x
  3. Step 3: Cross multiply
    10,742,415.60x = 16,080,445.80 × 6,241,321.20
  4. Step 4: Simplify right side
    10,742,415.60x = 100,363,227,276,990.97
  5. Step 5: Solve for x
    x = 100,363,227,276,990.97/10,742,415.60
  6. Step 6: Final answer
    x = 9,342,705.68

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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.