Home / 40,278,051.80-60,417,077.70-11,525,125.40

Finding the Fourth Proportional to 40,278,051.80, 60,417,077.70 and 11,525,125.40

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Solution

The fourth proportional to 40,278,051.80, 60,417,077.70 and 11,525,125.40 is: 17,287,688.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,278,051.80 : 60,417,077.70 = 11,525,125.40 : x
  2. Step 2: Convert to fraction form
    40,278,051.80/60,417,077.70 = 11,525,125.40/x
  3. Step 3: Cross multiply
    40,278,051.80x = 60,417,077.70 × 11,525,125.40
  4. Step 4: Simplify right side
    40,278,051.80x = 696,314,396,794,043.62
  5. Step 5: Solve for x
    x = 696,314,396,794,043.62/40,278,051.80
  6. Step 6: Final answer
    x = 17,287,688.10

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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.