Home / 30,642,377.04-45,949,434.04-9,069,264.72

Finding the Fourth Proportional to 30,642,377.04, 45,949,434.04 and 9,069,264.72

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Solution

The fourth proportional to 30,642,377.04, 45,949,434.04 and 9,069,264.72 is: 13,599,714.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,642,377.04 : 45,949,434.04 = 9,069,264.72 : x
  2. Step 2: Convert to fraction form
    30,642,377.04/45,949,434.04 = 9,069,264.72/x
  3. Step 3: Cross multiply
    30,642,377.04x = 45,949,434.04 × 9,069,264.72
  4. Step 4: Simplify right side
    30,642,377.04x = 416,727,581,042,939.06
  5. Step 5: Solve for x
    x = 416,727,581,042,939.06/30,642,377.04
  6. Step 6: Final answer
    x = 13,599,714.56

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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.