Home / 12,528,044.70-18,792,067.05-6,150,752.70

Finding the Fourth Proportional to 12,528,044.70, 18,792,067.05 and 6,150,752.70

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Solution

The fourth proportional to 12,528,044.70, 18,792,067.05 and 6,150,752.70 is: 9,226,129.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,044.70 : 18,792,067.05 = 6,150,752.70 : x
  2. Step 2: Convert to fraction form
    12,528,044.70/18,792,067.05 = 6,150,752.70/x
  3. Step 3: Cross multiply
    12,528,044.70x = 18,792,067.05 × 6,150,752.70
  4. Step 4: Simplify right side
    12,528,044.70x = 115,585,357,146,368.55
  5. Step 5: Solve for x
    x = 115,585,357,146,368.55/12,528,044.70
  6. Step 6: Final answer
    x = 9,226,129.05

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1.5x scale

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.