Home / 51,840,200.40-77,760,300.60-38,403,272.40

Finding the Fourth Proportional to 51,840,200.40, 77,760,300.60 and 38,403,272.40

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Solution

The fourth proportional to 51,840,200.40, 77,760,300.60 and 38,403,272.40 is: 57,604,908.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,840,200.40 : 77,760,300.60 = 38,403,272.40 : x
  2. Step 2: Convert to fraction form
    51,840,200.40/77,760,300.60 = 38,403,272.40/x
  3. Step 3: Cross multiply
    51,840,200.40x = 77,760,300.60 × 38,403,272.40
  4. Step 4: Simplify right side
    51,840,200.40x = 2,986,250,005,847,683
  5. Step 5: Solve for x
    x = 2,986,250,005,847,683/51,840,200.40
  6. Step 6: Final answer
    x = 57,604,908.60

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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.