Home / 40,129,497.60-60,194,246.40-28,036,262.40

Finding the Fourth Proportional to 40,129,497.60, 60,194,246.40 and 28,036,262.40

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Solution

The fourth proportional to 40,129,497.60, 60,194,246.40 and 28,036,262.40 is: 42,054,393.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,129,497.60 : 60,194,246.40 = 28,036,262.40 : x
  2. Step 2: Convert to fraction form
    40,129,497.60/60,194,246.40 = 28,036,262.40/x
  3. Step 3: Cross multiply
    40,129,497.60x = 60,194,246.40 × 28,036,262.40
  4. Step 4: Simplify right side
    40,129,497.60x = 1,687,621,687,040,655.25
  5. Step 5: Solve for x
    x = 1,687,621,687,040,655.25/40,129,497.60
  6. Step 6: Final answer
    x = 42,054,393.60

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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.