Home / 39,900,692.35-55,062,979.07-22,259,594.98

Finding the Fourth Proportional to 39,900,692.35, 55,062,979.07 and 22,259,594.98

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Solution

The fourth proportional to 39,900,692.35, 55,062,979.07 and 22,259,594.98 is: 30,718,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,900,692.35 : 55,062,979.07 = 22,259,594.98 : x
  2. Step 2: Convert to fraction form
    39,900,692.35/55,062,979.07 = 22,259,594.98/x
  3. Step 3: Cross multiply
    39,900,692.35x = 55,062,979.07 × 22,259,594.98
  4. Step 4: Simplify right side
    39,900,692.35x = 1,225,679,612,490,417
  5. Step 5: Solve for x
    x = 1,225,679,612,490,417/39,900,692.35
  6. Step 6: Final answer
    x = 30,718,254.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.