Home / 26,649,084.15-36,775,989.51-15,636,021.21

Finding the Fourth Proportional to 26,649,084.15, 36,775,989.51 and 15,636,021.21

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Solution

The fourth proportional to 26,649,084.15, 36,775,989.51 and 15,636,021.21 is: 21,577,857.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,649,084.15 : 36,775,989.51 = 15,636,021.21 : x
  2. Step 2: Convert to fraction form
    26,649,084.15/36,775,989.51 = 15,636,021.21/x
  3. Step 3: Cross multiply
    26,649,084.15x = 36,775,989.51 × 15,636,021.21
  4. Step 4: Simplify right side
    26,649,084.15x = 575,030,151,997,097.50
  5. Step 5: Solve for x
    x = 575,030,151,997,097.50/26,649,084.15
  6. Step 6: Final answer
    x = 21,577,857.94

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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.