Home / 13,785,800.96-20,679,479.04-4,201,492.16

Finding the Fourth Proportional to 13,785,800.96, 20,679,479.04 and 4,201,492.16

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Solution

The fourth proportional to 13,785,800.96, 20,679,479.04 and 4,201,492.16 is: 6,302,475.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,785,800.96 : 20,679,479.04 = 4,201,492.16 : x
  2. Step 2: Convert to fraction form
    13,785,800.96/20,679,479.04 = 4,201,492.16/x
  3. Step 3: Cross multiply
    13,785,800.96x = 20,679,479.04 × 4,201,492.16
  4. Step 4: Simplify right side
    13,785,800.96x = 86,884,669,126,898.61
  5. Step 5: Solve for x
    x = 86,884,669,126,898.61/13,785,800.96
  6. Step 6: Final answer
    x = 6,302,475.23

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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.