Home / 37,787,385.79-52,144,914.85-21,042,988.98

Finding the Fourth Proportional to 37,787,385.79, 52,144,914.85 and 21,042,988.98

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Solution

The fourth proportional to 37,787,385.79, 52,144,914.85 and 21,042,988.98 is: 29,038,390.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,787,385.79 : 52,144,914.85 = 21,042,988.98 : x
  2. Step 2: Convert to fraction form
    37,787,385.79/52,144,914.85 = 21,042,988.98/x
  3. Step 3: Cross multiply
    37,787,385.79x = 52,144,914.85 × 21,042,988.98
  4. Step 4: Simplify right side
    37,787,385.79x = 1,097,284,868,551,588.38
  5. Step 5: Solve for x
    x = 1,097,284,868,551,588.38/37,787,385.79
  6. Step 6: Final answer
    x = 29,038,390.61

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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.