Home / 20,602,164-30,895,781.04-9,236,762.40

Finding the Fourth Proportional to 20,602,164, 30,895,781.04 and 9,236,762.40

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Solution

The fourth proportional to 20,602,164, 30,895,781.04 and 9,236,762.40 is: 13,851,796.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,602,164 : 30,895,781.04 = 9,236,762.40 : x
  2. Step 2: Convert to fraction form
    20,602,164/30,895,781.04 = 9,236,762.40/x
  3. Step 3: Cross multiply
    20,602,164x = 30,895,781.04 × 9,236,762.40
  4. Step 4: Simplify right side
    20,602,164x = 285,376,988,628,904.88
  5. Step 5: Solve for x
    x = 285,376,988,628,904.88/20,602,164
  6. Step 6: Final answer
    x = 13,851,796.76

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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.