Home / 6,877,340.57-9,490,828.03-3,780,150.13

Finding the Fourth Proportional to 6,877,340.57, 9,490,828.03 and 3,780,150.13

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Solution

The fourth proportional to 6,877,340.57, 9,490,828.03 and 3,780,150.13 is: 5,216,661.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877,340.57 : 9,490,828.03 = 3,780,150.13 : x
  2. Step 2: Convert to fraction form
    6,877,340.57/9,490,828.03 = 3,780,150.13/x
  3. Step 3: Cross multiply
    6,877,340.57x = 9,490,828.03 × 3,780,150.13
  4. Step 4: Simplify right side
    6,877,340.57x = 35,876,754,811,412.14
  5. Step 5: Solve for x
    x = 35,876,754,811,412.14/6,877,340.57
  6. Step 6: Final answer
    x = 5,216,661.07

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Double scale
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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.