Home / 10,291,042.50-15,415,980.30-6,190,099.08

Finding the Fourth Proportional to 10,291,042.50, 15,415,980.30 and 6,190,099.08

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Solution

The fourth proportional to 10,291,042.50, 15,415,980.30 and 6,190,099.08 is: 9,272,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291,042.50 : 15,415,980.30 = 6,190,099.08 : x
  2. Step 2: Convert to fraction form
    10,291,042.50/15,415,980.30 = 6,190,099.08/x
  3. Step 3: Cross multiply
    10,291,042.50x = 15,415,980.30 × 6,190,099.08
  4. Step 4: Simplify right side
    10,291,042.50x = 95,426,445,472,328.12
  5. Step 5: Solve for x
    x = 95,426,445,472,328.12/10,291,042.50
  6. Step 6: Final answer
    x = 9,272,767.60

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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.