Home / 19,751,428.36-29,624,148.90-5,375,616.40

Finding the Fourth Proportional to 19,751,428.36, 29,624,148.90 and 5,375,616.40

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Solution

The fourth proportional to 19,751,428.36, 29,624,148.90 and 5,375,616.40 is: 8,062,609.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,751,428.36 : 29,624,148.90 = 5,375,616.40 : x
  2. Step 2: Convert to fraction form
    19,751,428.36/29,624,148.90 = 5,375,616.40/x
  3. Step 3: Cross multiply
    19,751,428.36x = 29,624,148.90 × 5,375,616.40
  4. Step 4: Simplify right side
    19,751,428.36x = 159,248,060,662,881.97
  5. Step 5: Solve for x
    x = 159,248,060,662,881.97/19,751,428.36
  6. Step 6: Final answer
    x = 8,062,609.84

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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.