Home / 15,423,352.24-21,284,228.10-8,548,278.16

Finding the Fourth Proportional to 15,423,352.24, 21,284,228.10 and 8,548,278.16

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Solution

The fourth proportional to 15,423,352.24, 21,284,228.10 and 8,548,278.16 is: 11,796,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,423,352.24 : 21,284,228.10 = 8,548,278.16 : x
  2. Step 2: Convert to fraction form
    15,423,352.24/21,284,228.10 = 8,548,278.16/x
  3. Step 3: Cross multiply
    15,423,352.24x = 21,284,228.10 × 8,548,278.16
  4. Step 4: Simplify right side
    15,423,352.24x = 181,943,502,198,533.81
  5. Step 5: Solve for x
    x = 181,943,502,198,533.81/15,423,352.24
  6. Step 6: Final answer
    x = 11,796,624.97

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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.