Home / 14,196,821.70-21,295,232.55-4,612,512.90

Finding the Fourth Proportional to 14,196,821.70, 21,295,232.55 and 4,612,512.90

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Solution

The fourth proportional to 14,196,821.70, 21,295,232.55 and 4,612,512.90 is: 6,918,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,196,821.70 : 21,295,232.55 = 4,612,512.90 : x
  2. Step 2: Convert to fraction form
    14,196,821.70/21,295,232.55 = 4,612,512.90/x
  3. Step 3: Cross multiply
    14,196,821.70x = 21,295,232.55 × 4,612,512.90
  4. Step 4: Simplify right side
    14,196,821.70x = 98,224,534,845,374.91
  5. Step 5: Solve for x
    x = 98,224,534,845,374.91/14,196,821.70
  6. Step 6: Final answer
    x = 6,918,769.35

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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.