Home / 7,280,980.17-10,918,631.49-2,729,547.96

Finding the Fourth Proportional to 7,280,980.17, 10,918,631.49 and 2,729,547.96

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Solution

The fourth proportional to 7,280,980.17, 10,918,631.49 and 2,729,547.96 is: 4,093,257.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,980.17 : 10,918,631.49 = 2,729,547.96 : x
  2. Step 2: Convert to fraction form
    7,280,980.17/10,918,631.49 = 2,729,547.96/x
  3. Step 3: Cross multiply
    7,280,980.17x = 10,918,631.49 × 2,729,547.96
  4. Step 4: Simplify right side
    7,280,980.17x = 29,802,928,309,521.26
  5. Step 5: Solve for x
    x = 29,802,928,309,521.26/7,280,980.17
  6. Step 6: Final answer
    x = 4,093,257.72

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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.