Home / 48,454,703.40-72,745,040.70-38,880,892.20

Finding the Fourth Proportional to 48,454,703.40, 72,745,040.70 and 38,880,892.20

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Solution

The fourth proportional to 48,454,703.40, 72,745,040.70 and 38,880,892.20 is: 58,371,879.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,454,703.40 : 72,745,040.70 = 38,880,892.20 : x
  2. Step 2: Convert to fraction form
    48,454,703.40/72,745,040.70 = 38,880,892.20/x
  3. Step 3: Cross multiply
    48,454,703.40x = 72,745,040.70 × 38,880,892.20
  4. Step 4: Simplify right side
    48,454,703.40x = 2,828,392,085,541,313
  5. Step 5: Solve for x
    x = 2,828,392,085,541,313/48,454,703.40
  6. Step 6: Final answer
    x = 58,371,879.03

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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.