Home / 10,290,544.40-14,201,824.20-5,708,342

Finding the Fourth Proportional to 10,290,544.40, 14,201,824.20 and 5,708,342

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Solution

The fourth proportional to 10,290,544.40, 14,201,824.20 and 5,708,342 is: 7,877,996.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,290,544.40 : 14,201,824.20 = 5,708,342 : x
  2. Step 2: Convert to fraction form
    10,290,544.40/14,201,824.20 = 5,708,342/x
  3. Step 3: Cross multiply
    10,290,544.40x = 14,201,824.20 × 5,708,342
  4. Step 4: Simplify right side
    10,290,544.40x = 81,068,869,557,476.39
  5. Step 5: Solve for x
    x = 81,068,869,557,476.39/10,290,544.40
  6. Step 6: Final answer
    x = 7,877,996.19

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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.