Home / 7,408,459.96-11,105,112.02-5,012,557.56

Finding the Fourth Proportional to 7,408,459.96, 11,105,112.02 and 5,012,557.56

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Solution

The fourth proportional to 7,408,459.96, 11,105,112.02 and 5,012,557.56 is: 7,513,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408,459.96 : 11,105,112.02 = 5,012,557.56 : x
  2. Step 2: Convert to fraction form
    7,408,459.96/11,105,112.02 = 5,012,557.56/x
  3. Step 3: Cross multiply
    7,408,459.96x = 11,105,112.02 × 5,012,557.56
  4. Step 4: Simplify right side
    7,408,459.96x = 55,665,013,210,497.87
  5. Step 5: Solve for x
    x = 55,665,013,210,497.87/7,408,459.96
  6. Step 6: Final answer
    x = 7,513,709.13

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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.