Home / 35,349,361.40-48,781,353.89-20,465,313.01

Finding the Fourth Proportional to 35,349,361.40, 48,781,353.89 and 20,465,313.01

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Solution

The fourth proportional to 35,349,361.40, 48,781,353.89 and 20,465,313.01 is: 28,241,689.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,349,361.40 : 48,781,353.89 = 20,465,313.01 : x
  2. Step 2: Convert to fraction form
    35,349,361.40/48,781,353.89 = 20,465,313.01/x
  3. Step 3: Cross multiply
    35,349,361.40x = 48,781,353.89 × 20,465,313.01
  4. Step 4: Simplify right side
    35,349,361.40x = 998,325,676,339,641
  5. Step 5: Solve for x
    x = 998,325,676,339,641/35,349,361.40
  6. Step 6: Final answer
    x = 28,241,689.15

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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.