Home / 12,506,662.53-18,761,507.01-4,417,983.09

Finding the Fourth Proportional to 12,506,662.53, 18,761,507.01 and 4,417,983.09

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Solution

The fourth proportional to 12,506,662.53, 18,761,507.01 and 4,417,983.09 is: 6,627,509.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506,662.53 : 18,761,507.01 = 4,417,983.09 : x
  2. Step 2: Convert to fraction form
    12,506,662.53/18,761,507.01 = 4,417,983.09/x
  3. Step 3: Cross multiply
    12,506,662.53x = 18,761,507.01 × 4,417,983.09
  4. Step 4: Simplify right side
    12,506,662.53x = 82,888,020,713,096.47
  5. Step 5: Solve for x
    x = 82,888,020,713,096.47/12,506,662.53
  6. Step 6: Final answer
    x = 6,627,509.18

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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.