Home / 11,163,973.20-16,745,959.80-2,758,981.20

Finding the Fourth Proportional to 11,163,973.20, 16,745,959.80 and 2,758,981.20

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Solution

The fourth proportional to 11,163,973.20, 16,745,959.80 and 2,758,981.20 is: 4,138,471.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,163,973.20 : 16,745,959.80 = 2,758,981.20 : x
  2. Step 2: Convert to fraction form
    11,163,973.20/16,745,959.80 = 2,758,981.20/x
  3. Step 3: Cross multiply
    11,163,973.20x = 16,745,959.80 × 2,758,981.20
  4. Step 4: Simplify right side
    11,163,973.20x = 46,201,788,264,155.77
  5. Step 5: Solve for x
    x = 46,201,788,264,155.77/11,163,973.20
  6. Step 6: Final answer
    x = 4,138,471.80

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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.