Home / 55,166,020.16-76,129,107.84-31,974,599.25

Finding the Fourth Proportional to 55,166,020.16, 76,129,107.84 and 31,974,599.25

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Solution

The fourth proportional to 55,166,020.16, 76,129,107.84 and 31,974,599.25 is: 44,124,946.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,166,020.16 : 76,129,107.84 = 31,974,599.25 : x
  2. Step 2: Convert to fraction form
    55,166,020.16/76,129,107.84 = 31,974,599.25/x
  3. Step 3: Cross multiply
    55,166,020.16x = 76,129,107.84 × 31,974,599.25
  4. Step 4: Simplify right side
    55,166,020.16x = 2,434,197,714,444,033
  5. Step 5: Solve for x
    x = 2,434,197,714,444,033/55,166,020.16
  6. Step 6: Final answer
    x = 44,124,946.98

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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.