Home / 9,989,877.72-14,983,125.66-2,799,756.84

Finding the Fourth Proportional to 9,989,877.72, 14,983,125.66 and 2,799,756.84

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Solution

The fourth proportional to 9,989,877.72, 14,983,125.66 and 2,799,756.84 is: 4,199,161.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,989,877.72 : 14,983,125.66 = 2,799,756.84 : x
  2. Step 2: Convert to fraction form
    9,989,877.72/14,983,125.66 = 2,799,756.84/x
  3. Step 3: Cross multiply
    9,989,877.72x = 14,983,125.66 × 2,799,756.84
  4. Step 4: Simplify right side
    9,989,877.72x = 41,949,108,551,164.52
  5. Step 5: Solve for x
    x = 41,949,108,551,164.52/9,989,877.72
  6. Step 6: Final answer
    x = 4,199,161.36

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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.