Home / 48,879,139.40-73,397,045.10-38,865,033.80

Finding the Fourth Proportional to 48,879,139.40, 73,397,045.10 and 38,865,033.80

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Solution

The fourth proportional to 48,879,139.40, 73,397,045.10 and 38,865,033.80 is: 58,359,837.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,879,139.40 : 73,397,045.10 = 38,865,033.80 : x
  2. Step 2: Convert to fraction form
    48,879,139.40/73,397,045.10 = 38,865,033.80/x
  3. Step 3: Cross multiply
    48,879,139.40x = 73,397,045.10 × 38,865,033.80
  4. Step 4: Simplify right side
    48,879,139.40x = 2,852,578,638,631,624
  5. Step 5: Solve for x
    x = 2,852,578,638,631,624/48,879,139.40
  6. Step 6: Final answer
    x = 58,359,837.62

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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.