Home / 8,064,941.60-12,097,412.40-7,875,984.80

Finding the Fourth Proportional to 8,064,941.60, 12,097,412.40 and 7,875,984.80

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Solution

The fourth proportional to 8,064,941.60, 12,097,412.40 and 7,875,984.80 is: 11,813,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,941.60 : 12,097,412.40 = 7,875,984.80 : x
  2. Step 2: Convert to fraction form
    8,064,941.60/12,097,412.40 = 7,875,984.80/x
  3. Step 3: Cross multiply
    8,064,941.60x = 12,097,412.40 × 7,875,984.80
  4. Step 4: Simplify right side
    8,064,941.60x = 95,279,036,181,731.52
  5. Step 5: Solve for x
    x = 95,279,036,181,731.52/8,064,941.60
  6. Step 6: Final answer
    x = 11,813,977.20

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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.