Home / 10,425,143.32-14,370,751.03-7,318,952.69

Finding the Fourth Proportional to 10,425,143.32, 14,370,751.03 and 7,318,952.69

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Solution

The fourth proportional to 10,425,143.32, 14,370,751.03 and 7,318,952.69 is: 10,088,959.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,425,143.32 : 14,370,751.03 = 7,318,952.69 : x
  2. Step 2: Convert to fraction form
    10,425,143.32/14,370,751.03 = 7,318,952.69/x
  3. Step 3: Cross multiply
    10,425,143.32x = 14,370,751.03 × 7,318,952.69
  4. Step 4: Simplify right side
    10,425,143.32x = 105,178,846,912,746.14
  5. Step 5: Solve for x
    x = 105,178,846,912,746.14/10,425,143.32
  6. Step 6: Final answer
    x = 10,088,959.32

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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.