Home / 30,241,024.95-45,367,442.33-12,042,123.15

Finding the Fourth Proportional to 30,241,024.95, 45,367,442.33 and 12,042,123.15

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Solution

The fourth proportional to 30,241,024.95, 45,367,442.33 and 12,042,123.15 is: 18,065,536.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,024.95 : 45,367,442.33 = 12,042,123.15 : x
  2. Step 2: Convert to fraction form
    30,241,024.95/45,367,442.33 = 12,042,123.15/x
  3. Step 3: Cross multiply
    30,241,024.95x = 45,367,442.33 × 12,042,123.15
  4. Step 4: Simplify right side
    30,241,024.95x = 546,320,327,478,172.38
  5. Step 5: Solve for x
    x = 546,320,327,478,172.38/30,241,024.95
  6. Step 6: Final answer
    x = 18,065,536.08

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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.