Home / 5,275,334.76-7,911,894.75-1,487,931.90

Finding the Fourth Proportional to 5,275,334.76, 7,911,894.75 and 1,487,931.90

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Solution

The fourth proportional to 5,275,334.76, 7,911,894.75 and 1,487,931.90 is: 2,231,585.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,334.76 : 7,911,894.75 = 1,487,931.90 : x
  2. Step 2: Convert to fraction form
    5,275,334.76/7,911,894.75 = 1,487,931.90/x
  3. Step 3: Cross multiply
    5,275,334.76x = 7,911,894.75 × 1,487,931.90
  4. Step 4: Simplify right side
    5,275,334.76x = 11,772,360,587,967.52
  5. Step 5: Solve for x
    x = 11,772,360,587,967.52/5,275,334.76
  6. Step 6: Final answer
    x = 2,231,585.51

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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.