Home / 66,071,529.16-91,193,283.30-36,712,949.56

Finding the Fourth Proportional to 66,071,529.16, 91,193,283.30 and 36,712,949.56

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Solution

The fourth proportional to 66,071,529.16, 91,193,283.30 and 36,712,949.56 is: 50,671,967.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,071,529.16 : 91,193,283.30 = 36,712,949.56 : x
  2. Step 2: Convert to fraction form
    66,071,529.16/91,193,283.30 = 36,712,949.56/x
  3. Step 3: Cross multiply
    66,071,529.16x = 91,193,283.30 × 36,712,949.56
  4. Step 4: Simplify right side
    66,071,529.16x = 3,347,974,410,003,690.50
  5. Step 5: Solve for x
    x = 3,347,974,410,003,690.50/66,071,529.16
  6. Step 6: Final answer
    x = 50,671,967.98

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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.