Home / 7,354,903.20-11,011,359.60-6,515,095.20

Finding the Fourth Proportional to 7,354,903.20, 11,011,359.60 and 6,515,095.20

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Solution

The fourth proportional to 7,354,903.20, 11,011,359.60 and 6,515,095.20 is: 9,754,044.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,354,903.20 : 11,011,359.60 = 6,515,095.20 : x
  2. Step 2: Convert to fraction form
    7,354,903.20/11,011,359.60 = 6,515,095.20/x
  3. Step 3: Cross multiply
    7,354,903.20x = 11,011,359.60 × 6,515,095.20
  4. Step 4: Simplify right side
    7,354,903.20x = 71,740,056,075,433.92
  5. Step 5: Solve for x
    x = 71,740,056,075,433.92/7,354,903.20
  6. Step 6: Final answer
    x = 9,754,044.90

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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.