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Finding the Fourth Proportional to 35,908,152.90, 53,869,794.99 and 11,645,187.90

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Solution

The fourth proportional to 35,908,152.90, 53,869,794.99 and 11,645,187.90 is: 17,470,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,908,152.90 : 53,869,794.99 = 11,645,187.90 : x
  2. Step 2: Convert to fraction form
    35,908,152.90/53,869,794.99 = 11,645,187.90/x
  3. Step 3: Cross multiply
    35,908,152.90x = 53,869,794.99 × 11,645,187.90
  4. Step 4: Simplify right side
    35,908,152.90x = 627,323,884,793,028.62
  5. Step 5: Solve for x
    x = 627,323,884,793,028.62/35,908,152.90
  6. Step 6: Final answer
    x = 17,470,235.42

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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.