Home / 10,368,849.70-15,551,200.95-4,977,489.70

Finding the Fourth Proportional to 10,368,849.70, 15,551,200.95 and 4,977,489.70

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Solution

The fourth proportional to 10,368,849.70, 15,551,200.95 and 4,977,489.70 is: 7,465,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,849.70 : 15,551,200.95 = 4,977,489.70 : x
  2. Step 2: Convert to fraction form
    10,368,849.70/15,551,200.95 = 4,977,489.70/x
  3. Step 3: Cross multiply
    10,368,849.70x = 15,551,200.95 × 4,977,489.70
  4. Step 4: Simplify right side
    10,368,849.70x = 77,405,942,551,255.22
  5. Step 5: Solve for x
    x = 77,405,942,551,255.22/10,368,849.70
  6. Step 6: Final answer
    x = 7,465,239.13

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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.