Home / 9,985,889.48-13,780,392.59-5,575,683.29

Finding the Fourth Proportional to 9,985,889.48, 13,780,392.59 and 5,575,683.29

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Solution

The fourth proportional to 9,985,889.48, 13,780,392.59 and 5,575,683.29 is: 7,694,367.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,985,889.48 : 13,780,392.59 = 5,575,683.29 : x
  2. Step 2: Convert to fraction form
    9,985,889.48/13,780,392.59 = 5,575,683.29/x
  3. Step 3: Cross multiply
    9,985,889.48x = 13,780,392.59 × 5,575,683.29
  4. Step 4: Simplify right side
    9,985,889.48x = 76,835,104,665,824.41
  5. Step 5: Solve for x
    x = 76,835,104,665,824.41/9,985,889.48
  6. Step 6: Final answer
    x = 7,694,367.62

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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.