Home / 84,563,999.70-126,845,999.55-48,284,294.10

Finding the Fourth Proportional to 84,563,999.70, 126,845,999.55 and 48,284,294.10

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Solution

The fourth proportional to 84,563,999.70, 126,845,999.55 and 48,284,294.10 is: 72,426,441.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,563,999.70 : 126,845,999.55 = 48,284,294.10 : x
  2. Step 2: Convert to fraction form
    84,563,999.70/126,845,999.55 = 48,284,294.10/x
  3. Step 3: Cross multiply
    84,563,999.70x = 126,845,999.55 × 48,284,294.10
  4. Step 4: Simplify right side
    84,563,999.70x = 6,124,669,547,680,668
  5. Step 5: Solve for x
    x = 6,124,669,547,680,668/84,563,999.70
  6. Step 6: Final answer
    x = 72,426,441.15

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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.