Home / 30,948,030.30-42,708,723.04-17,010,673.34

Finding the Fourth Proportional to 30,948,030.30, 42,708,723.04 and 17,010,673.34

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Solution

The fourth proportional to 30,948,030.30, 42,708,723.04 and 17,010,673.34 is: 23,474,971.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,948,030.30 : 42,708,723.04 = 17,010,673.34 : x
  2. Step 2: Convert to fraction form
    30,948,030.30/42,708,723.04 = 17,010,673.34/x
  3. Step 3: Cross multiply
    30,948,030.30x = 42,708,723.04 × 17,010,673.34
  4. Step 4: Simplify right side
    30,948,030.30x = 726,504,136,234,146.12
  5. Step 5: Solve for x
    x = 726,504,136,234,146.12/30,948,030.30
  6. Step 6: Final answer
    x = 23,474,971.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.