Home / 20,304,055.60-30,442,633.35-11,210,509.60

Finding the Fourth Proportional to 20,304,055.60, 30,442,633.35 and 11,210,509.60

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Solution

The fourth proportional to 20,304,055.60, 30,442,633.35 and 11,210,509.60 is: 16,808,338.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,304,055.60 : 30,442,633.35 = 11,210,509.60 : x
  2. Step 2: Convert to fraction form
    20,304,055.60/30,442,633.35 = 11,210,509.60/x
  3. Step 3: Cross multiply
    20,304,055.60x = 30,442,633.35 × 11,210,509.60
  4. Step 4: Simplify right side
    20,304,055.60x = 341,277,433,419,455.19
  5. Step 5: Solve for x
    x = 341,277,433,419,455.19/20,304,055.60
  6. Step 6: Final answer
    x = 16,808,338.20

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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.