Home / 8,144,264.70-12,216,397.05-5,416,200.90

Finding the Fourth Proportional to 8,144,264.70, 12,216,397.05 and 5,416,200.90

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Solution

The fourth proportional to 8,144,264.70, 12,216,397.05 and 5,416,200.90 is: 8,124,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144,264.70 : 12,216,397.05 = 5,416,200.90 : x
  2. Step 2: Convert to fraction form
    8,144,264.70/12,216,397.05 = 5,416,200.90/x
  3. Step 3: Cross multiply
    8,144,264.70x = 12,216,397.05 × 5,416,200.90
  4. Step 4: Simplify right side
    8,144,264.70x = 66,166,460,696,967.35
  5. Step 5: Solve for x
    x = 66,166,460,696,967.35/8,144,264.70
  6. Step 6: Final answer
    x = 8,124,301.35

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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.