Home / 66,698,916.20-92,047,381.08-36,929,564

Finding the Fourth Proportional to 66,698,916.20, 92,047,381.08 and 36,929,564

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Solution

The fourth proportional to 66,698,916.20, 92,047,381.08 and 36,929,564 is: 50,964,391.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,698,916.20 : 92,047,381.08 = 36,929,564 : x
  2. Step 2: Convert to fraction form
    66,698,916.20/92,047,381.08 = 36,929,564/x
  3. Step 3: Cross multiply
    66,698,916.20x = 92,047,381.08 × 36,929,564
  4. Step 4: Simplify right side
    66,698,916.20x = 3,399,269,650,626,249
  5. Step 5: Solve for x
    x = 3,399,269,650,626,249/66,698,916.20
  6. Step 6: Final answer
    x = 50,964,391.09

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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.