Home / 40,278,064.80-60,417,097.20-11,525,138.40

Finding the Fourth Proportional to 40,278,064.80, 60,417,097.20 and 11,525,138.40

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Solution

The fourth proportional to 40,278,064.80, 60,417,097.20 and 11,525,138.40 is: 17,287,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,278,064.80 : 60,417,097.20 = 11,525,138.40 : x
  2. Step 2: Convert to fraction form
    40,278,064.80/60,417,097.20 = 11,525,138.40/x
  3. Step 3: Cross multiply
    40,278,064.80x = 60,417,097.20 × 11,525,138.40
  4. Step 4: Simplify right side
    40,278,064.80x = 696,315,406,956,252.50
  5. Step 5: Solve for x
    x = 696,315,406,956,252.50/40,278,064.80
  6. Step 6: Final answer
    x = 17,287,707.60

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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.