Home / 40,415,378.40-60,643,544.40-17,696,498.40

Finding the Fourth Proportional to 40,415,378.40, 60,643,544.40 and 17,696,498.40

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Solution

The fourth proportional to 40,415,378.40, 60,643,544.40 and 17,696,498.40 is: 26,553,713.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,415,378.40 : 60,643,544.40 = 17,696,498.40 : x
  2. Step 2: Convert to fraction form
    40,415,378.40/60,643,544.40 = 17,696,498.40/x
  3. Step 3: Cross multiply
    40,415,378.40x = 60,643,544.40 × 17,696,498.40
  4. Step 4: Simplify right side
    40,415,378.40x = 1,073,178,386,444,928.88
  5. Step 5: Solve for x
    x = 1,073,178,386,444,928.88/40,415,378.40
  6. Step 6: Final answer
    x = 26,553,713.68

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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.