Home / 8,157,637.40-12,225,433.29-3,106,192.28

Finding the Fourth Proportional to 8,157,637.40, 12,225,433.29 and 3,106,192.28

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Solution

The fourth proportional to 8,157,637.40, 12,225,433.29 and 3,106,192.28 is: 4,655,091.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157,637.40 : 12,225,433.29 = 3,106,192.28 : x
  2. Step 2: Convert to fraction form
    8,157,637.40/12,225,433.29 = 3,106,192.28/x
  3. Step 3: Cross multiply
    8,157,637.40x = 12,225,433.29 × 3,106,192.28
  4. Step 4: Simplify right side
    8,157,637.40x = 37,974,546,505,052.99
  5. Step 5: Solve for x
    x = 37,974,546,505,052.99/8,157,637.40
  6. Step 6: Final answer
    x = 4,655,091.25

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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.