Home / 15,599,621.17-21,527,460.92-8,724,103.23

Finding the Fourth Proportional to 15,599,621.17, 21,527,460.92 and 8,724,103.23

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Solution

The fourth proportional to 15,599,621.17, 21,527,460.92 and 8,724,103.23 is: 12,039,253.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599,621.17 : 21,527,460.92 = 8,724,103.23 : x
  2. Step 2: Convert to fraction form
    15,599,621.17/21,527,460.92 = 8,724,103.23/x
  3. Step 3: Cross multiply
    15,599,621.17x = 21,527,460.92 × 8,724,103.23
  4. Step 4: Simplify right side
    15,599,621.17x = 187,807,791,327,317.03
  5. Step 5: Solve for x
    x = 187,807,791,327,317.03/15,599,621.17
  6. Step 6: Final answer
    x = 12,039,253.35

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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.