Home / 6,430,827.18-8,874,216.02-3,817,443.13

Finding the Fourth Proportional to 6,430,827.18, 8,874,216.02 and 3,817,443.13

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Solution

The fourth proportional to 6,430,827.18, 8,874,216.02 and 3,817,443.13 is: 5,267,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430,827.18 : 8,874,216.02 = 3,817,443.13 : x
  2. Step 2: Convert to fraction form
    6,430,827.18/8,874,216.02 = 3,817,443.13/x
  3. Step 3: Cross multiply
    6,430,827.18x = 8,874,216.02 × 3,817,443.13
  4. Step 4: Simplify right side
    6,430,827.18x = 33,876,814,967,043.01
  5. Step 5: Solve for x
    x = 33,876,814,967,043.01/6,430,827.18
  6. Step 6: Final answer
    x = 5,267,878.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.