Home / 8,760,721.30-12,089,666.73-4,893,298.90

Finding the Fourth Proportional to 8,760,721.30, 12,089,666.73 and 4,893,298.90

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Solution

The fourth proportional to 8,760,721.30, 12,089,666.73 and 4,893,298.90 is: 6,752,680.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,760,721.30 : 12,089,666.73 = 4,893,298.90 : x
  2. Step 2: Convert to fraction form
    8,760,721.30/12,089,666.73 = 4,893,298.90/x
  3. Step 3: Cross multiply
    8,760,721.30x = 12,089,666.73 × 4,893,298.90
  4. Step 4: Simplify right side
    8,760,721.30x = 59,158,352,911,275.60
  5. Step 5: Solve for x
    x = 59,158,352,911,275.60/8,760,721.30
  6. Step 6: Final answer
    x = 6,752,680.62

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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.