Home / 13,246,032.30-19,869,048.45-12,448,214.70

Finding the Fourth Proportional to 13,246,032.30, 19,869,048.45 and 12,448,214.70

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Solution

The fourth proportional to 13,246,032.30, 19,869,048.45 and 12,448,214.70 is: 18,672,322.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,246,032.30 : 19,869,048.45 = 12,448,214.70 : x
  2. Step 2: Convert to fraction form
    13,246,032.30/19,869,048.45 = 12,448,214.70/x
  3. Step 3: Cross multiply
    13,246,032.30x = 19,869,048.45 × 12,448,214.70
  4. Step 4: Simplify right side
    13,246,032.30x = 247,334,180,990,302.19
  5. Step 5: Solve for x
    x = 247,334,180,990,302.19/13,246,032.30
  6. Step 6: Final answer
    x = 18,672,322.05

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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.