Home / 69,976,929.58-96,587,370.10-40,617,720.76

Finding the Fourth Proportional to 69,976,929.58, 96,587,370.10 and 40,617,720.76

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Solution

The fourth proportional to 69,976,929.58, 96,587,370.10 and 40,617,720.76 is: 56,063,603.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,976,929.58 : 96,587,370.10 = 40,617,720.76 : x
  2. Step 2: Convert to fraction form
    69,976,929.58/96,587,370.10 = 40,617,720.76/x
  3. Step 3: Cross multiply
    69,976,929.58x = 96,587,370.10 × 40,617,720.76
  4. Step 4: Simplify right side
    69,976,929.58x = 3,923,158,827,664,573
  5. Step 5: Solve for x
    x = 3,923,158,827,664,573/69,976,929.58
  6. Step 6: Final answer
    x = 56,063,603.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.