Home / 54,827,553.60-82,241,330.40-42,630,982.65

Finding the Fourth Proportional to 54,827,553.60, 82,241,330.40 and 42,630,982.65

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Solution

The fourth proportional to 54,827,553.60, 82,241,330.40 and 42,630,982.65 is: 63,946,473.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,827,553.60 : 82,241,330.40 = 42,630,982.65 : x
  2. Step 2: Convert to fraction form
    54,827,553.60/82,241,330.40 = 42,630,982.65/x
  3. Step 3: Cross multiply
    54,827,553.60x = 82,241,330.40 × 42,630,982.65
  4. Step 4: Simplify right side
    54,827,553.60x = 3,506,028,729,395,317.50
  5. Step 5: Solve for x
    x = 3,506,028,729,395,317.50/54,827,553.60
  6. Step 6: Final answer
    x = 63,946,473.98

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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.