Home / 18,553,506-25,605,049.32-10,713,349.20

Finding the Fourth Proportional to 18,553,506, 25,605,049.32 and 10,713,349.20

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Solution

The fourth proportional to 18,553,506, 25,605,049.32 and 10,713,349.20 is: 14,785,121.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,553,506 : 25,605,049.32 = 10,713,349.20 : x
  2. Step 2: Convert to fraction form
    18,553,506/25,605,049.32 = 10,713,349.20/x
  3. Step 3: Cross multiply
    18,553,506x = 25,605,049.32 × 10,713,349.20
  4. Step 4: Simplify right side
    18,553,506x = 274,315,834,648,382.53
  5. Step 5: Solve for x
    x = 274,315,834,648,382.53/18,553,506
  6. Step 6: Final answer
    x = 14,785,121.19

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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.