Home / 55,334,331.60-83,001,497.40-49,116,471.90

Finding the Fourth Proportional to 55,334,331.60, 83,001,497.40 and 49,116,471.90

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Solution

The fourth proportional to 55,334,331.60, 83,001,497.40 and 49,116,471.90 is: 73,674,707.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,334,331.60 : 83,001,497.40 = 49,116,471.90 : x
  2. Step 2: Convert to fraction form
    55,334,331.60/83,001,497.40 = 49,116,471.90/x
  3. Step 3: Cross multiply
    55,334,331.60x = 83,001,497.40 × 49,116,471.90
  4. Step 4: Simplify right side
    55,334,331.60x = 4,076,740,714,705,023
  5. Step 5: Solve for x
    x = 4,076,740,714,705,023/55,334,331.60
  6. Step 6: Final answer
    x = 73,674,707.85

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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.