Home / 8,447,787.01-11,657,875.74-4,777,424.20

Finding the Fourth Proportional to 8,447,787.01, 11,657,875.74 and 4,777,424.20

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Solution

The fourth proportional to 8,447,787.01, 11,657,875.74 and 4,777,424.20 is: 6,592,805.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447,787.01 : 11,657,875.74 = 4,777,424.20 : x
  2. Step 2: Convert to fraction form
    8,447,787.01/11,657,875.74 = 4,777,424.20/x
  3. Step 3: Cross multiply
    8,447,787.01x = 11,657,875.74 × 4,777,424.20
  4. Step 4: Simplify right side
    8,447,787.01x = 55,694,617,622,579.53
  5. Step 5: Solve for x
    x = 55,694,617,622,579.53/8,447,787.01
  6. Step 6: Final answer
    x = 6,592,805.62

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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.