Home / 25,255,064.40-37,788,008.85-17,985,330.60

Finding the Fourth Proportional to 25,255,064.40, 37,788,008.85 and 17,985,330.60

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Solution

The fourth proportional to 25,255,064.40, 37,788,008.85 and 17,985,330.60 is: 26,910,635.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,255,064.40 : 37,788,008.85 = 17,985,330.60 : x
  2. Step 2: Convert to fraction form
    25,255,064.40/37,788,008.85 = 17,985,330.60/x
  3. Step 3: Cross multiply
    25,255,064.40x = 37,788,008.85 × 17,985,330.60
  4. Step 4: Simplify right side
    25,255,064.40x = 679,629,831,882,975.88
  5. Step 5: Solve for x
    x = 679,629,831,882,975.88/25,255,064.40
  6. Step 6: Final answer
    x = 26,910,635.47

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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.