Home / 28,080,463.44-42,142,659.12-14,433,058.56

Finding the Fourth Proportional to 28,080,463.44, 42,142,659.12 and 14,433,058.56

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Solution

The fourth proportional to 28,080,463.44, 42,142,659.12 and 14,433,058.56 is: 21,660,877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,080,463.44 : 42,142,659.12 = 14,433,058.56 : x
  2. Step 2: Convert to fraction form
    28,080,463.44/42,142,659.12 = 14,433,058.56/x
  3. Step 3: Cross multiply
    28,080,463.44x = 42,142,659.12 × 14,433,058.56
  4. Step 4: Simplify right side
    28,080,463.44x = 608,247,466,953,078
  5. Step 5: Solve for x
    x = 608,247,466,953,078/28,080,463.44
  6. Step 6: Final answer
    x = 21,660,877.08

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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.