Home / 8,669,341.60-13,004,635.76-2,989,484

Finding the Fourth Proportional to 8,669,341.60, 13,004,635.76 and 2,989,484

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Solution

The fourth proportional to 8,669,341.60, 13,004,635.76 and 2,989,484 is: 4,484,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669,341.60 : 13,004,635.76 = 2,989,484 : x
  2. Step 2: Convert to fraction form
    8,669,341.60/13,004,635.76 = 2,989,484/x
  3. Step 3: Cross multiply
    8,669,341.60x = 13,004,635.76 × 2,989,484
  4. Step 4: Simplify right side
    8,669,341.60x = 38,877,150,530,347.84
  5. Step 5: Solve for x
    x = 38,877,150,530,347.84/8,669,341.60
  6. Step 6: Final answer
    x = 4,484,440.96

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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.