Home / 84,564,010.70-126,846,016.05-48,284,305.10

Finding the Fourth Proportional to 84,564,010.70, 126,846,016.05 and 48,284,305.10

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Solution

The fourth proportional to 84,564,010.70, 126,846,016.05 and 48,284,305.10 is: 72,426,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,564,010.70 : 126,846,016.05 = 48,284,305.10 : x
  2. Step 2: Convert to fraction form
    84,564,010.70/126,846,016.05 = 48,284,305.10/x
  3. Step 3: Cross multiply
    84,564,010.70x = 126,846,016.05 × 48,284,305.10
  4. Step 4: Simplify right side
    84,564,010.70x = 6,124,671,739,677,697
  5. Step 5: Solve for x
    x = 6,124,671,739,677,697/84,564,010.70
  6. Step 6: Final answer
    x = 72,426,457.65

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Double scale
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Similar ratio
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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.