Home / 40,410,139.80-60,615,209.70-11,657,213.40

Finding the Fourth Proportional to 40,410,139.80, 60,615,209.70 and 11,657,213.40

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Solution

The fourth proportional to 40,410,139.80, 60,615,209.70 and 11,657,213.40 is: 17,485,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,410,139.80 : 60,615,209.70 = 11,657,213.40 : x
  2. Step 2: Convert to fraction form
    40,410,139.80/60,615,209.70 = 11,657,213.40/x
  3. Step 3: Cross multiply
    40,410,139.80x = 60,615,209.70 × 11,657,213.40
  4. Step 4: Simplify right side
    40,410,139.80x = 706,604,434,758,650
  5. Step 5: Solve for x
    x = 706,604,434,758,650/40,410,139.80
  6. Step 6: Final answer
    x = 17,485,820.10

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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.