Home / 9,169,679.25-12,649,102.63-7,447,810.41

Finding the Fourth Proportional to 9,169,679.25, 12,649,102.63 and 7,447,810.41

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Solution

The fourth proportional to 9,169,679.25, 12,649,102.63 and 7,447,810.41 is: 10,273,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,679.25 : 12,649,102.63 = 7,447,810.41 : x
  2. Step 2: Convert to fraction form
    9,169,679.25/12,649,102.63 = 7,447,810.41/x
  3. Step 3: Cross multiply
    9,169,679.25x = 12,649,102.63 × 7,447,810.41
  4. Step 4: Simplify right side
    9,169,679.25x = 94,208,118,226,252.84
  5. Step 5: Solve for x
    x = 94,208,118,226,252.84/9,169,679.25
  6. Step 6: Final answer
    x = 10,273,872.80

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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.