Home / 48,386,553.80-72,579,830.70-27,979,219.40

Finding the Fourth Proportional to 48,386,553.80, 72,579,830.70 and 27,979,219.40

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Solution

The fourth proportional to 48,386,553.80, 72,579,830.70 and 27,979,219.40 is: 41,968,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386,553.80 : 72,579,830.70 = 27,979,219.40 : x
  2. Step 2: Convert to fraction form
    48,386,553.80/72,579,830.70 = 27,979,219.40/x
  3. Step 3: Cross multiply
    48,386,553.80x = 72,579,830.70 × 27,979,219.40
  4. Step 4: Simplify right side
    48,386,553.80x = 2,030,727,007,170,155.50
  5. Step 5: Solve for x
    x = 2,030,727,007,170,155.50/48,386,553.80
  6. Step 6: Final answer
    x = 41,968,829.10

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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.