Home / 13,470,851.30-20,206,276.95-9,219,323.30

Finding the Fourth Proportional to 13,470,851.30, 20,206,276.95 and 9,219,323.30

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Solution

The fourth proportional to 13,470,851.30, 20,206,276.95 and 9,219,323.30 is: 13,828,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,470,851.30 : 20,206,276.95 = 9,219,323.30 : x
  2. Step 2: Convert to fraction form
    13,470,851.30/20,206,276.95 = 9,219,323.30/x
  3. Step 3: Cross multiply
    13,470,851.30x = 20,206,276.95 × 9,219,323.30
  4. Step 4: Simplify right side
    13,470,851.30x = 186,288,199,891,387.94
  5. Step 5: Solve for x
    x = 186,288,199,891,387.94/13,470,851.30
  6. Step 6: Final answer
    x = 13,828,984.95

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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.