Home / 34,303,980.80-51,455,971.20-20,844,934.40

Finding the Fourth Proportional to 34,303,980.80, 51,455,971.20 and 20,844,934.40

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Solution

The fourth proportional to 34,303,980.80, 51,455,971.20 and 20,844,934.40 is: 31,267,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,303,980.80 : 51,455,971.20 = 20,844,934.40 : x
  2. Step 2: Convert to fraction form
    34,303,980.80/51,455,971.20 = 20,844,934.40/x
  3. Step 3: Cross multiply
    34,303,980.80x = 51,455,971.20 × 20,844,934.40
  4. Step 4: Simplify right side
    34,303,980.80x = 1,072,596,344,152,289.25
  5. Step 5: Solve for x
    x = 1,072,596,344,152,289.25/34,303,980.80
  6. Step 6: Final answer
    x = 31,267,401.60

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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.