Home / 12,757,116.95-19,130,354.76-4,001,139.57

Finding the Fourth Proportional to 12,757,116.95, 19,130,354.76 and 4,001,139.57

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Solution

The fourth proportional to 12,757,116.95, 19,130,354.76 and 4,001,139.57 is: 6,000,040.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,757,116.95 : 19,130,354.76 = 4,001,139.57 : x
  2. Step 2: Convert to fraction form
    12,757,116.95/19,130,354.76 = 4,001,139.57/x
  3. Step 3: Cross multiply
    12,757,116.95x = 19,130,354.76 × 4,001,139.57
  4. Step 4: Simplify right side
    12,757,116.95x = 76,543,219,418,373.86
  5. Step 5: Solve for x
    x = 76,543,219,418,373.86/12,757,116.95
  6. Step 6: Final answer
    x = 6,000,040.58

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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.