Home / 66,649,414.87-99,938,174.34-30,237,937.93

Finding the Fourth Proportional to 66,649,414.87, 99,938,174.34 and 30,237,937.93

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Solution

The fourth proportional to 66,649,414.87, 99,938,174.34 and 30,237,937.93 is: 45,340,597.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,649,414.87 : 99,938,174.34 = 30,237,937.93 : x
  2. Step 2: Convert to fraction form
    66,649,414.87/99,938,174.34 = 30,237,937.93/x
  3. Step 3: Cross multiply
    66,649,414.87x = 99,938,174.34 × 30,237,937.93
  4. Step 4: Simplify right side
    66,649,414.87x = 3,021,924,312,030,748
  5. Step 5: Solve for x
    x = 3,021,924,312,030,748/66,649,414.87
  6. Step 6: Final answer
    x = 45,340,597.79

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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.