Home / 19,020,120.27-26,247,752.61-10,318,294.53

Finding the Fourth Proportional to 19,020,120.27, 26,247,752.61 and 10,318,294.53

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Solution

The fourth proportional to 19,020,120.27, 26,247,752.61 and 10,318,294.53 is: 14,239,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020,120.27 : 26,247,752.61 = 10,318,294.53 : x
  2. Step 2: Convert to fraction form
    19,020,120.27/26,247,752.61 = 10,318,294.53/x
  3. Step 3: Cross multiply
    19,020,120.27x = 26,247,752.61 × 10,318,294.53
  4. Step 4: Simplify right side
    19,020,120.27x = 270,832,042,180,556.19
  5. Step 5: Solve for x
    x = 270,832,042,180,556.19/19,020,120.27
  6. Step 6: Final answer
    x = 14,239,239.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.