Home / 25,255,064.90-37,788,009.60-17,985,331.10

Finding the Fourth Proportional to 25,255,064.90, 37,788,009.60 and 17,985,331.10

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Solution

The fourth proportional to 25,255,064.90, 37,788,009.60 and 17,985,331.10 is: 26,910,636.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,255,064.90 : 37,788,009.60 = 17,985,331.10 : x
  2. Step 2: Convert to fraction form
    25,255,064.90/37,788,009.60 = 17,985,331.10/x
  3. Step 3: Cross multiply
    25,255,064.90x = 37,788,009.60 × 17,985,331.10
  4. Step 4: Simplify right side
    25,255,064.90x = 679,629,864,265,978.62
  5. Step 5: Solve for x
    x = 679,629,864,265,978.62/25,255,064.90
  6. Step 6: Final answer
    x = 26,910,636.22

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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.