Home / 6,535,143.09-9,018,316.05-3,554,747.83

Finding the Fourth Proportional to 6,535,143.09, 9,018,316.05 and 3,554,747.83

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Solution

The fourth proportional to 6,535,143.09, 9,018,316.05 and 3,554,747.83 is: 4,905,453.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535,143.09 : 9,018,316.05 = 3,554,747.83 : x
  2. Step 2: Convert to fraction form
    6,535,143.09/9,018,316.05 = 3,554,747.83/x
  3. Step 3: Cross multiply
    6,535,143.09x = 9,018,316.05 × 3,554,747.83
  4. Step 4: Simplify right side
    6,535,143.09x = 32,057,839,361,204.93
  5. Step 5: Solve for x
    x = 32,057,839,361,204.93/6,535,143.09
  6. Step 6: Final answer
    x = 4,905,453.32

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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.