Home / 8,064,965.60-12,097,448.40-7,876,008.80

Finding the Fourth Proportional to 8,064,965.60, 12,097,448.40 and 7,876,008.80

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Solution

The fourth proportional to 8,064,965.60, 12,097,448.40 and 7,876,008.80 is: 11,814,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,965.60 : 12,097,448.40 = 7,876,008.80 : x
  2. Step 2: Convert to fraction form
    8,064,965.60/12,097,448.40 = 7,876,008.80/x
  3. Step 3: Cross multiply
    8,064,965.60x = 12,097,448.40 × 7,876,008.80
  4. Step 4: Simplify right side
    8,064,965.60x = 95,279,610,055,945.92
  5. Step 5: Solve for x
    x = 95,279,610,055,945.92/8,064,965.60
  6. Step 6: Final answer
    x = 11,814,013.20

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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.