Home / 11,290,547.79-15,579,987.75-6,261,458.67

Finding the Fourth Proportional to 11,290,547.79, 15,579,987.75 and 6,261,458.67

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Solution

The fourth proportional to 11,290,547.79, 15,579,987.75 and 6,261,458.67 is: 8,640,276.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290,547.79 : 15,579,987.75 = 6,261,458.67 : x
  2. Step 2: Convert to fraction form
    11,290,547.79/15,579,987.75 = 6,261,458.67/x
  3. Step 3: Cross multiply
    11,290,547.79x = 15,579,987.75 × 6,261,458.67
  4. Step 4: Simplify right side
    11,290,547.79x = 97,553,449,375,731.30
  5. Step 5: Solve for x
    x = 97,553,449,375,731.30/11,290,547.79
  6. Step 6: Final answer
    x = 8,640,276.02

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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.