Home / 38,632,535.40-57,948,803.10-11,702,692.20

Finding the Fourth Proportional to 38,632,535.40, 57,948,803.10 and 11,702,692.20

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Solution

The fourth proportional to 38,632,535.40, 57,948,803.10 and 11,702,692.20 is: 17,554,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,632,535.40 : 57,948,803.10 = 11,702,692.20 : x
  2. Step 2: Convert to fraction form
    38,632,535.40/57,948,803.10 = 11,702,692.20/x
  3. Step 3: Cross multiply
    38,632,535.40x = 57,948,803.10 × 11,702,692.20
  4. Step 4: Simplify right side
    38,632,535.40x = 678,157,006,037,705.75
  5. Step 5: Solve for x
    x = 678,157,006,037,705.75/38,632,535.40
  6. Step 6: Final answer
    x = 17,554,038.30

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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.