Home / 54,690,420.80-82,029,410.40-14,304,987.20

Finding the Fourth Proportional to 54,690,420.80, 82,029,410.40 and 14,304,987.20

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Solution

The fourth proportional to 54,690,420.80, 82,029,410.40 and 14,304,987.20 is: 21,455,853.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,690,420.80 : 82,029,410.40 = 14,304,987.20 : x
  2. Step 2: Convert to fraction form
    54,690,420.80/82,029,410.40 = 14,304,987.20/x
  3. Step 3: Cross multiply
    54,690,420.80x = 82,029,410.40 × 14,304,987.20
  4. Step 4: Simplify right side
    54,690,420.80x = 1,173,429,665,795,547
  5. Step 5: Solve for x
    x = 1,173,429,665,795,547/54,690,420.80
  6. Step 6: Final answer
    x = 21,455,853.67

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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.