Home / 36,369,743.60-50,196,748.20-21,686,355.20

Finding the Fourth Proportional to 36,369,743.60, 50,196,748.20 and 21,686,355.20

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Solution

The fourth proportional to 36,369,743.60, 50,196,748.20 and 21,686,355.20 is: 29,931,047.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,369,743.60 : 50,196,748.20 = 21,686,355.20 : x
  2. Step 2: Convert to fraction form
    36,369,743.60/50,196,748.20 = 21,686,355.20/x
  3. Step 3: Cross multiply
    36,369,743.60x = 50,196,748.20 × 21,686,355.20
  4. Step 4: Simplify right side
    36,369,743.60x = 1,088,584,511,350,160.62
  5. Step 5: Solve for x
    x = 1,088,584,511,350,160.62/36,369,743.60
  6. Step 6: Final answer
    x = 29,931,047.17

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1.5x scale

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.