Home / 7,299,871.55-10,073,887.98-4,036,905.80

Finding the Fourth Proportional to 7,299,871.55, 10,073,887.98 and 4,036,905.80

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Solution

The fourth proportional to 7,299,871.55, 10,073,887.98 and 4,036,905.80 is: 5,570,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299,871.55 : 10,073,887.98 = 4,036,905.80 : x
  2. Step 2: Convert to fraction form
    7,299,871.55/10,073,887.98 = 4,036,905.80/x
  3. Step 3: Cross multiply
    7,299,871.55x = 10,073,887.98 × 4,036,905.80
  4. Step 4: Simplify right side
    7,299,871.55x = 40,667,336,815,012.28
  5. Step 5: Solve for x
    x = 40,667,336,815,012.28/7,299,871.55
  6. Step 6: Final answer
    x = 5,570,966.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.