Home / 35,948,440.80-53,922,661.20-11,687,320.80

Finding the Fourth Proportional to 35,948,440.80, 53,922,661.20 and 11,687,320.80

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Solution

The fourth proportional to 35,948,440.80, 53,922,661.20 and 11,687,320.80 is: 17,530,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,948,440.80 : 53,922,661.20 = 11,687,320.80 : x
  2. Step 2: Convert to fraction form
    35,948,440.80/53,922,661.20 = 11,687,320.80/x
  3. Step 3: Cross multiply
    35,948,440.80x = 53,922,661.20 × 11,687,320.80
  4. Step 4: Simplify right side
    35,948,440.80x = 630,211,439,834,113
  5. Step 5: Solve for x
    x = 630,211,439,834,113/35,948,440.80
  6. Step 6: Final answer
    x = 17,530,981.20

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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.