Home / 66,953,212.17-92,409,025.79-38,696,785.35

Finding the Fourth Proportional to 66,953,212.17, 92,409,025.79 and 38,696,785.35

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Solution

The fourth proportional to 66,953,212.17, 92,409,025.79 and 38,696,785.35 is: 53,409,420.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,953,212.17 : 92,409,025.79 = 38,696,785.35 : x
  2. Step 2: Convert to fraction form
    66,953,212.17/92,409,025.79 = 38,696,785.35/x
  3. Step 3: Cross multiply
    66,953,212.17x = 92,409,025.79 × 38,696,785.35
  4. Step 4: Simplify right side
    66,953,212.17x = 3,575,932,235,494,986.50
  5. Step 5: Solve for x
    x = 3,575,932,235,494,986.50/66,953,212.17
  6. Step 6: Final answer
    x = 53,409,420.09

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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.