Home / 10,459,419.64-15,680,143.92-3,635,106.28

Finding the Fourth Proportional to 10,459,419.64, 15,680,143.92 and 3,635,106.28

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Solution

The fourth proportional to 10,459,419.64, 15,680,143.92 and 3,635,106.28 is: 5,449,536.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,459,419.64 : 15,680,143.92 = 3,635,106.28 : x
  2. Step 2: Convert to fraction form
    10,459,419.64/15,680,143.92 = 3,635,106.28/x
  3. Step 3: Cross multiply
    10,459,419.64x = 15,680,143.92 × 3,635,106.28
  4. Step 4: Simplify right side
    10,459,419.64x = 56,998,989,634,895.81
  5. Step 5: Solve for x
    x = 56,998,989,634,895.81/10,459,419.64
  6. Step 6: Final answer
    x = 5,449,536.55

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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.