Home / 40,425,904.10-60,638,856.15-30,859,966.10

Finding the Fourth Proportional to 40,425,904.10, 60,638,856.15 and 30,859,966.10

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Solution

The fourth proportional to 40,425,904.10, 60,638,856.15 and 30,859,966.10 is: 46,289,949.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,425,904.10 : 60,638,856.15 = 30,859,966.10 : x
  2. Step 2: Convert to fraction form
    40,425,904.10/60,638,856.15 = 30,859,966.10/x
  3. Step 3: Cross multiply
    40,425,904.10x = 60,638,856.15 × 30,859,966.10
  4. Step 4: Simplify right side
    40,425,904.10x = 1,871,313,045,131,776.50
  5. Step 5: Solve for x
    x = 1,871,313,045,131,776.50/40,425,904.10
  6. Step 6: Final answer
    x = 46,289,949.15

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Double scale
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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.