Home / 15,719,109.20-23,531,424.60-9,326,070.80

Finding the Fourth Proportional to 15,719,109.20, 23,531,424.60 and 9,326,070.80

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Solution

The fourth proportional to 15,719,109.20, 23,531,424.60 and 9,326,070.80 is: 13,961,079.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719,109.20 : 23,531,424.60 = 9,326,070.80 : x
  2. Step 2: Convert to fraction form
    15,719,109.20/23,531,424.60 = 9,326,070.80/x
  3. Step 3: Cross multiply
    15,719,109.20x = 23,531,424.60 × 9,326,070.80
  4. Step 4: Simplify right side
    15,719,109.20x = 219,455,731,844,461.72
  5. Step 5: Solve for x
    x = 219,455,731,844,461.72/15,719,109.20
  6. Step 6: Final answer
    x = 13,961,079.41

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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.