Home / 12,534,068.18-18,806,418.51-6,847,649.48

Finding the Fourth Proportional to 12,534,068.18, 18,806,418.51 and 6,847,649.48

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Solution

The fourth proportional to 12,534,068.18, 18,806,418.51 and 6,847,649.48 is: 10,274,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534,068.18 : 18,806,418.51 = 6,847,649.48 : x
  2. Step 2: Convert to fraction form
    12,534,068.18/18,806,418.51 = 6,847,649.48/x
  3. Step 3: Cross multiply
    12,534,068.18x = 18,806,418.51 × 6,847,649.48
  4. Step 4: Simplify right side
    12,534,068.18x = 128,779,761,952,001.25
  5. Step 5: Solve for x
    x = 128,779,761,952,001.25/12,534,068.18
  6. Step 6: Final answer
    x = 10,274,378.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.