Home / 30,575,470.46-42,195,895.04-17,524,903.28

Finding the Fourth Proportional to 30,575,470.46, 42,195,895.04 and 17,524,903.28

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Solution

The fourth proportional to 30,575,470.46, 42,195,895.04 and 17,524,903.28 is: 24,185,367.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,575,470.46 : 42,195,895.04 = 17,524,903.28 : x
  2. Step 2: Convert to fraction form
    30,575,470.46/42,195,895.04 = 17,524,903.28/x
  3. Step 3: Cross multiply
    30,575,470.46x = 42,195,895.04 × 17,524,903.28
  4. Step 4: Simplify right side
    30,575,470.46x = 739,478,979,221,864.38
  5. Step 5: Solve for x
    x = 739,478,979,221,864.38/30,575,470.46
  6. Step 6: Final answer
    x = 24,185,367.17

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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.