Home / 7,638,818.83-10,569,328.17-6,660,797.29

Finding the Fourth Proportional to 7,638,818.83, 10,569,328.17 and 6,660,797.29

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Solution

The fourth proportional to 7,638,818.83, 10,569,328.17 and 6,660,797.29 is: 9,216,104.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638,818.83 : 10,569,328.17 = 6,660,797.29 : x
  2. Step 2: Convert to fraction form
    7,638,818.83/10,569,328.17 = 6,660,797.29/x
  3. Step 3: Cross multiply
    7,638,818.83x = 10,569,328.17 × 6,660,797.29
  4. Step 4: Simplify right side
    7,638,818.83x = 70,400,152,380,455.34
  5. Step 5: Solve for x
    x = 70,400,152,380,455.34/7,638,818.83
  6. Step 6: Final answer
    x = 9,216,104.48

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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.