Home / 36,885,399.60-55,363,528.80-18,710,117.40

Finding the Fourth Proportional to 36,885,399.60, 55,363,528.80 and 18,710,117.40

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Solution

The fourth proportional to 36,885,399.60, 55,363,528.80 and 18,710,117.40 is: 28,083,147.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,885,399.60 : 55,363,528.80 = 18,710,117.40 : x
  2. Step 2: Convert to fraction form
    36,885,399.60/55,363,528.80 = 18,710,117.40/x
  3. Step 3: Cross multiply
    36,885,399.60x = 55,363,528.80 × 18,710,117.40
  4. Step 4: Simplify right side
    36,885,399.60x = 1,035,858,123,526,281
  5. Step 5: Solve for x
    x = 1,035,858,123,526,281/36,885,399.60
  6. Step 6: Final answer
    x = 28,083,147.66

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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.