Home / 29,002,851-40,023,135.06-15,950,109.60

Finding the Fourth Proportional to 29,002,851, 40,023,135.06 and 15,950,109.60

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Solution

The fourth proportional to 29,002,851, 40,023,135.06 and 15,950,109.60 is: 22,010,711.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,002,851 : 40,023,135.06 = 15,950,109.60 : x
  2. Step 2: Convert to fraction form
    29,002,851/40,023,135.06 = 15,950,109.60/x
  3. Step 3: Cross multiply
    29,002,851x = 40,023,135.06 × 15,950,109.60
  4. Step 4: Simplify right side
    29,002,851x = 638,373,390,742,602.62
  5. Step 5: Solve for x
    x = 638,373,390,742,602.62/29,002,851
  6. Step 6: Final answer
    x = 22,010,711.66

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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.