Home / 74,886,739.70-112,330,109.55-18,153,043.70

Finding the Fourth Proportional to 74,886,739.70, 112,330,109.55 and 18,153,043.70

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Solution

The fourth proportional to 74,886,739.70, 112,330,109.55 and 18,153,043.70 is: 27,229,565.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,886,739.70 : 112,330,109.55 = 18,153,043.70 : x
  2. Step 2: Convert to fraction form
    74,886,739.70/112,330,109.55 = 18,153,043.70/x
  3. Step 3: Cross multiply
    74,886,739.70x = 112,330,109.55 × 18,153,043.70
  4. Step 4: Simplify right side
    74,886,739.70x = 2,039,133,387,486,937.25
  5. Step 5: Solve for x
    x = 2,039,133,387,486,937.25/74,886,739.70
  6. Step 6: Final answer
    x = 27,229,565.55

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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.