Home / 54,971,113.60-82,456,670.40-49,928,118.40

Finding the Fourth Proportional to 54,971,113.60, 82,456,670.40 and 49,928,118.40

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Solution

The fourth proportional to 54,971,113.60, 82,456,670.40 and 49,928,118.40 is: 74,892,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,971,113.60 : 82,456,670.40 = 49,928,118.40 : x
  2. Step 2: Convert to fraction form
    54,971,113.60/82,456,670.40 = 49,928,118.40/x
  3. Step 3: Cross multiply
    54,971,113.60x = 82,456,670.40 × 49,928,118.40
  4. Step 4: Simplify right side
    54,971,113.60x = 4,116,906,402,600,975.50
  5. Step 5: Solve for x
    x = 4,116,906,402,600,975.50/54,971,113.60
  6. Step 6: Final answer
    x = 74,892,177.60

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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.