Home / 64,513,428.40-96,770,142.60-19,071,175.60

Finding the Fourth Proportional to 64,513,428.40, 96,770,142.60 and 19,071,175.60

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Solution

The fourth proportional to 64,513,428.40, 96,770,142.60 and 19,071,175.60 is: 28,606,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,513,428.40 : 96,770,142.60 = 19,071,175.60 : x
  2. Step 2: Convert to fraction form
    64,513,428.40/96,770,142.60 = 19,071,175.60/x
  3. Step 3: Cross multiply
    64,513,428.40x = 96,770,142.60 × 19,071,175.60
  4. Step 4: Simplify right side
    64,513,428.40x = 1,845,520,382,361,640.50
  5. Step 5: Solve for x
    x = 1,845,520,382,361,640.50/64,513,428.40
  6. Step 6: Final answer
    x = 28,606,763.40

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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.