Home / 10,126,001.12-13,973,916.84-5,479,785

Finding the Fourth Proportional to 10,126,001.12, 13,973,916.84 and 5,479,785

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Solution

The fourth proportional to 10,126,001.12, 13,973,916.84 and 5,479,785 is: 7,562,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126,001.12 : 13,973,916.84 = 5,479,785 : x
  2. Step 2: Convert to fraction form
    10,126,001.12/13,973,916.84 = 5,479,785/x
  3. Step 3: Cross multiply
    10,126,001.12x = 13,973,916.84 × 5,479,785
  4. Step 4: Simplify right side
    10,126,001.12x = 76,574,059,891,079.41
  5. Step 5: Solve for x
    x = 76,574,059,891,079.41/10,126,001.12
  6. Step 6: Final answer
    x = 7,562,122.40

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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.