Home / 49,248,036.30-73,872,054.45-28,840,701.90

Finding the Fourth Proportional to 49,248,036.30, 73,872,054.45 and 28,840,701.90

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Solution

The fourth proportional to 49,248,036.30, 73,872,054.45 and 28,840,701.90 is: 43,261,052.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,248,036.30 : 73,872,054.45 = 28,840,701.90 : x
  2. Step 2: Convert to fraction form
    49,248,036.30/73,872,054.45 = 28,840,701.90/x
  3. Step 3: Cross multiply
    49,248,036.30x = 73,872,054.45 × 28,840,701.90
  4. Step 4: Simplify right side
    49,248,036.30x = 2,130,521,901,133,018.50
  5. Step 5: Solve for x
    x = 2,130,521,901,133,018.50/49,248,036.30
  6. Step 6: Final answer
    x = 43,261,052.85

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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.