Home / 40,459,750.80-60,689,626.20-40,207,808.40

Finding the Fourth Proportional to 40,459,750.80, 60,689,626.20 and 40,207,808.40

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Solution

The fourth proportional to 40,459,750.80, 60,689,626.20 and 40,207,808.40 is: 60,311,712.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,459,750.80 : 60,689,626.20 = 40,207,808.40 : x
  2. Step 2: Convert to fraction form
    40,459,750.80/60,689,626.20 = 40,207,808.40/x
  3. Step 3: Cross multiply
    40,459,750.80x = 60,689,626.20 × 40,207,808.40
  4. Step 4: Simplify right side
    40,459,750.80x = 2,440,196,862,117,220
  5. Step 5: Solve for x
    x = 2,440,196,862,117,220/40,459,750.80
  6. Step 6: Final answer
    x = 60,311,712.60

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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.