Home / 6,644,490.30-9,971,401.05-2,860,688.70

Finding the Fourth Proportional to 6,644,490.30, 9,971,401.05 and 2,860,688.70

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Solution

The fourth proportional to 6,644,490.30, 9,971,401.05 and 2,860,688.70 is: 4,293,041.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,490.30 : 9,971,401.05 = 2,860,688.70 : x
  2. Step 2: Convert to fraction form
    6,644,490.30/9,971,401.05 = 2,860,688.70/x
  3. Step 3: Cross multiply
    6,644,490.30x = 9,971,401.05 × 2,860,688.70
  4. Step 4: Simplify right side
    6,644,490.30x = 28,525,074,306,903.14
  5. Step 5: Solve for x
    x = 28,525,074,306,903.14/6,644,490.30
  6. Step 6: Final answer
    x = 4,293,041.76

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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.