Home / 6,460,555.80-9,679,947.30-5,107,531.80

Finding the Fourth Proportional to 6,460,555.80, 9,679,947.30 and 5,107,531.80

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Solution

The fourth proportional to 6,460,555.80, 9,679,947.30 and 5,107,531.80 is: 7,652,691.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460,555.80 : 9,679,947.30 = 5,107,531.80 : x
  2. Step 2: Convert to fraction form
    6,460,555.80/9,679,947.30 = 5,107,531.80/x
  3. Step 3: Cross multiply
    6,460,555.80x = 9,679,947.30 × 5,107,531.80
  4. Step 4: Simplify right side
    6,460,555.80x = 49,440,638,657,074.14
  5. Step 5: Solve for x
    x = 49,440,638,657,074.14/6,460,555.80
  6. Step 6: Final answer
    x = 7,652,691.22

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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.