Home / 28,447,832.21-42,671,859.01-6,882,399.29

Finding the Fourth Proportional to 28,447,832.21, 42,671,859.01 and 6,882,399.29

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Solution

The fourth proportional to 28,447,832.21, 42,671,859.01 and 6,882,399.29 is: 10,323,625.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,447,832.21 : 42,671,859.01 = 6,882,399.29 : x
  2. Step 2: Convert to fraction form
    28,447,832.21/42,671,859.01 = 6,882,399.29/x
  3. Step 3: Cross multiply
    28,447,832.21x = 42,671,859.01 × 6,882,399.29
  4. Step 4: Simplify right side
    28,447,832.21x = 293,684,772,242,877.75
  5. Step 5: Solve for x
    x = 293,684,772,242,877.75/28,447,832.21
  6. Step 6: Final answer
    x = 10,323,625.72

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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.