Home / 15,359,365.93-21,195,520.27-8,483,700.37

Finding the Fourth Proportional to 15,359,365.93, 21,195,520.27 and 8,483,700.37

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Solution

The fourth proportional to 15,359,365.93, 21,195,520.27 and 8,483,700.37 is: 11,707,282.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,359,365.93 : 21,195,520.27 = 8,483,700.37 : x
  2. Step 2: Convert to fraction form
    15,359,365.93/21,195,520.27 = 8,483,700.37/x
  3. Step 3: Cross multiply
    15,359,365.93x = 21,195,520.27 × 8,483,700.37
  4. Step 4: Simplify right side
    15,359,365.93x = 179,816,443,156,941.47
  5. Step 5: Solve for x
    x = 179,816,443,156,941.47/15,359,365.93
  6. Step 6: Final answer
    x = 11,707,282.97

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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.