Home / 48,385,738.20-72,578,607.30-12,483,946.20

Finding the Fourth Proportional to 48,385,738.20, 72,578,607.30 and 12,483,946.20

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Solution

The fourth proportional to 48,385,738.20, 72,578,607.30 and 12,483,946.20 is: 18,725,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,738.20 : 72,578,607.30 = 12,483,946.20 : x
  2. Step 2: Convert to fraction form
    48,385,738.20/72,578,607.30 = 12,483,946.20/x
  3. Step 3: Cross multiply
    48,385,738.20x = 72,578,607.30 × 12,483,946.20
  4. Step 4: Simplify right side
    48,385,738.20x = 906,067,428,804,127.12
  5. Step 5: Solve for x
    x = 906,067,428,804,127.12/48,385,738.20
  6. Step 6: Final answer
    x = 18,725,919.30

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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.