Home / 48,389,615.40-72,584,423.10-43,910,639.40

Finding the Fourth Proportional to 48,389,615.40, 72,584,423.10 and 43,910,639.40

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Solution

The fourth proportional to 48,389,615.40, 72,584,423.10 and 43,910,639.40 is: 65,865,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,389,615.40 : 72,584,423.10 = 43,910,639.40 : x
  2. Step 2: Convert to fraction form
    48,389,615.40/72,584,423.10 = 43,910,639.40/x
  3. Step 3: Cross multiply
    48,389,615.40x = 72,584,423.10 × 43,910,639.40
  4. Step 4: Simplify right side
    48,389,615.40x = 3,187,228,428,801,130
  5. Step 5: Solve for x
    x = 3,187,228,428,801,130/48,389,615.40
  6. Step 6: Final answer
    x = 65,865,959.10

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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.