Home / 42,103,030.31-63,154,508.53-15,846,771.48

Finding the Fourth Proportional to 42,103,030.31, 63,154,508.53 and 15,846,771.48

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Solution

The fourth proportional to 42,103,030.31, 63,154,508.53 and 15,846,771.48 is: 23,770,143.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,103,030.31 : 63,154,508.53 = 15,846,771.48 : x
  2. Step 2: Convert to fraction form
    42,103,030.31/63,154,508.53 = 15,846,771.48/x
  3. Step 3: Cross multiply
    42,103,030.31x = 63,154,508.53 × 15,846,771.48
  4. Step 4: Simplify right side
    42,103,030.31x = 1,000,795,064,606,620.75
  5. Step 5: Solve for x
    x = 1,000,795,064,606,620.75/42,103,030.31
  6. Step 6: Final answer
    x = 23,770,143.32

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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.