Home / 5,394,444.30-8,091,666.45-5,145,612.30

Finding the Fourth Proportional to 5,394,444.30, 8,091,666.45 and 5,145,612.30

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Solution

The fourth proportional to 5,394,444.30, 8,091,666.45 and 5,145,612.30 is: 7,718,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394,444.30 : 8,091,666.45 = 5,145,612.30 : x
  2. Step 2: Convert to fraction form
    5,394,444.30/8,091,666.45 = 5,145,612.30/x
  3. Step 3: Cross multiply
    5,394,444.30x = 8,091,666.45 × 5,145,612.30
  4. Step 4: Simplify right side
    5,394,444.30x = 41,636,578,412,617.34
  5. Step 5: Solve for x
    x = 41,636,578,412,617.34/5,394,444.30
  6. Step 6: Final answer
    x = 7,718,418.45

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Double scale
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Similar ratio
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1.5x scale

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.