Home / 39,486,018.74-59,216,959.91-13,921,049.43

Finding the Fourth Proportional to 39,486,018.74, 59,216,959.91 and 13,921,049.43

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Solution

The fourth proportional to 39,486,018.74, 59,216,959.91 and 13,921,049.43 is: 20,877,319.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,486,018.74 : 59,216,959.91 = 13,921,049.43 : x
  2. Step 2: Convert to fraction form
    39,486,018.74/59,216,959.91 = 13,921,049.43/x
  3. Step 3: Cross multiply
    39,486,018.74x = 59,216,959.91 × 13,921,049.43
  4. Step 4: Simplify right side
    39,486,018.74x = 824,362,226,036,241
  5. Step 5: Solve for x
    x = 824,362,226,036,241/39,486,018.74
  6. Step 6: Final answer
    x = 20,877,319.43

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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.