Home / 21,805,637.70-32,708,456.55-7,444,920.90

Finding the Fourth Proportional to 21,805,637.70, 32,708,456.55 and 7,444,920.90

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Solution

The fourth proportional to 21,805,637.70, 32,708,456.55 and 7,444,920.90 is: 11,167,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,805,637.70 : 32,708,456.55 = 7,444,920.90 : x
  2. Step 2: Convert to fraction form
    21,805,637.70/32,708,456.55 = 7,444,920.90/x
  3. Step 3: Cross multiply
    21,805,637.70x = 32,708,456.55 × 7,444,920.90
  4. Step 4: Simplify right side
    21,805,637.70x = 243,511,871,775,836.91
  5. Step 5: Solve for x
    x = 243,511,871,775,836.91/21,805,637.70
  6. Step 6: Final answer
    x = 11,167,381.35

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1.5x scale

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.