Home / 34,509,076.60-51,700,629.30-21,030,158.20

Finding the Fourth Proportional to 34,509,076.60, 51,700,629.30 and 21,030,158.20

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Solution

The fourth proportional to 34,509,076.60, 51,700,629.30 and 21,030,158.20 is: 31,506,853.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,509,076.60 : 51,700,629.30 = 21,030,158.20 : x
  2. Step 2: Convert to fraction form
    34,509,076.60/51,700,629.30 = 21,030,158.20/x
  3. Step 3: Cross multiply
    34,509,076.60x = 51,700,629.30 × 21,030,158.20
  4. Step 4: Simplify right side
    34,509,076.60x = 1,087,272,413,218,555.12
  5. Step 5: Solve for x
    x = 1,087,272,413,218,555.12/34,509,076.60
  6. Step 6: Final answer
    x = 31,506,853.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.