Home / 55,774,119.20-83,661,178.80-38,768,007.20

Finding the Fourth Proportional to 55,774,119.20, 83,661,178.80 and 38,768,007.20

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Solution

The fourth proportional to 55,774,119.20, 83,661,178.80 and 38,768,007.20 is: 58,152,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,774,119.20 : 83,661,178.80 = 38,768,007.20 : x
  2. Step 2: Convert to fraction form
    55,774,119.20/83,661,178.80 = 38,768,007.20/x
  3. Step 3: Cross multiply
    55,774,119.20x = 83,661,178.80 × 38,768,007.20
  4. Step 4: Simplify right side
    55,774,119.20x = 3,243,377,182,078,887.50
  5. Step 5: Solve for x
    x = 3,243,377,182,078,887.50/55,774,119.20
  6. Step 6: Final answer
    x = 58,152,010.80

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Similar ratio
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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.