Home / 11,118,155.01-15,343,210.61-6,405,946.20

Finding the Fourth Proportional to 11,118,155.01, 15,343,210.61 and 6,405,946.20

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Solution

The fourth proportional to 11,118,155.01, 15,343,210.61 and 6,405,946.20 is: 8,840,296.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118,155.01 : 15,343,210.61 = 6,405,946.20 : x
  2. Step 2: Convert to fraction form
    11,118,155.01/15,343,210.61 = 6,405,946.20/x
  3. Step 3: Cross multiply
    11,118,155.01x = 15,343,210.61 × 6,405,946.20
  4. Step 4: Simplify right side
    11,118,155.01x = 98,287,781,753,371.86
  5. Step 5: Solve for x
    x = 98,287,781,753,371.86/11,118,155.01
  6. Step 6: Final answer
    x = 8,840,296.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.