Home / 14,154,460.65-21,231,655.29-3,919,286.32

Finding the Fourth Proportional to 14,154,460.65, 21,231,655.29 and 3,919,286.32

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Solution

The fourth proportional to 14,154,460.65, 21,231,655.29 and 3,919,286.32 is: 5,878,919.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154,460.65 : 21,231,655.29 = 3,919,286.32 : x
  2. Step 2: Convert to fraction form
    14,154,460.65/21,231,655.29 = 3,919,286.32/x
  3. Step 3: Cross multiply
    14,154,460.65x = 21,231,655.29 × 3,919,286.32
  4. Step 4: Simplify right side
    14,154,460.65x = 83,212,936,075,973.48
  5. Step 5: Solve for x
    x = 83,212,936,075,973.48/14,154,460.65
  6. Step 6: Final answer
    x = 5,878,919.60

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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.