Home / 12,600,432.60-18,888,207.30-6,205,450.20

Finding the Fourth Proportional to 12,600,432.60, 18,888,207.30 and 6,205,450.20

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Solution

The fourth proportional to 12,600,432.60, 18,888,207.30 and 6,205,450.20 is: 9,302,048.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600,432.60 : 18,888,207.30 = 6,205,450.20 : x
  2. Step 2: Convert to fraction form
    12,600,432.60/18,888,207.30 = 6,205,450.20/x
  3. Step 3: Cross multiply
    12,600,432.60x = 18,888,207.30 × 6,205,450.20
  4. Step 4: Simplify right side
    12,600,432.60x = 117,209,829,767,426.47
  5. Step 5: Solve for x
    x = 117,209,829,767,426.47/12,600,432.60
  6. Step 6: Final answer
    x = 9,302,048.07

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1.5x scale

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.