Home / 55,774,139.20-83,661,208.80-38,768,027.20

Finding the Fourth Proportional to 55,774,139.20, 83,661,208.80 and 38,768,027.20

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Solution

The fourth proportional to 55,774,139.20, 83,661,208.80 and 38,768,027.20 is: 58,152,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,774,139.20 : 83,661,208.80 = 38,768,027.20 : x
  2. Step 2: Convert to fraction form
    55,774,139.20/83,661,208.80 = 38,768,027.20/x
  3. Step 3: Cross multiply
    55,774,139.20x = 83,661,208.80 × 38,768,027.20
  4. Step 4: Simplify right side
    55,774,139.20x = 3,243,380,018,343,279.50
  5. Step 5: Solve for x
    x = 3,243,380,018,343,279.50/55,774,139.20
  6. Step 6: Final answer
    x = 58,152,040.80

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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.