Home / 10,501,304.40-15,751,956.60-9,385,278.30

Finding the Fourth Proportional to 10,501,304.40, 15,751,956.60 and 9,385,278.30

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Solution

The fourth proportional to 10,501,304.40, 15,751,956.60 and 9,385,278.30 is: 14,077,917.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501,304.40 : 15,751,956.60 = 9,385,278.30 : x
  2. Step 2: Convert to fraction form
    10,501,304.40/15,751,956.60 = 9,385,278.30/x
  3. Step 3: Cross multiply
    10,501,304.40x = 15,751,956.60 × 9,385,278.30
  4. Step 4: Simplify right side
    10,501,304.40x = 147,836,496,460,521.78
  5. Step 5: Solve for x
    x = 147,836,496,460,521.78/10,501,304.40
  6. Step 6: Final answer
    x = 14,077,917.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.