Home / 7,886,713.60-11,830,070.40-3,094,559.20

Finding the Fourth Proportional to 7,886,713.60, 11,830,070.40 and 3,094,559.20

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Solution

The fourth proportional to 7,886,713.60, 11,830,070.40 and 3,094,559.20 is: 4,641,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886,713.60 : 11,830,070.40 = 3,094,559.20 : x
  2. Step 2: Convert to fraction form
    7,886,713.60/11,830,070.40 = 3,094,559.20/x
  3. Step 3: Cross multiply
    7,886,713.60x = 11,830,070.40 × 3,094,559.20
  4. Step 4: Simplify right side
    7,886,713.60x = 36,608,853,192,967.68
  5. Step 5: Solve for x
    x = 36,608,853,192,967.68/7,886,713.60
  6. Step 6: Final answer
    x = 4,641,838.80

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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.