Home / 7,345,386.90-11,018,080.35-4,471,377.30

Finding the Fourth Proportional to 7,345,386.90, 11,018,080.35 and 4,471,377.30

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Solution

The fourth proportional to 7,345,386.90, 11,018,080.35 and 4,471,377.30 is: 6,707,065.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345,386.90 : 11,018,080.35 = 4,471,377.30 : x
  2. Step 2: Convert to fraction form
    7,345,386.90/11,018,080.35 = 4,471,377.30/x
  3. Step 3: Cross multiply
    7,345,386.90x = 11,018,080.35 × 4,471,377.30
  4. Step 4: Simplify right side
    7,345,386.90x = 49,265,994,366,566.05
  5. Step 5: Solve for x
    x = 49,265,994,366,566.05/7,345,386.90
  6. Step 6: Final answer
    x = 6,707,065.95

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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.