Home / 30,251,028.80-45,376,543.20-29,075,297.60

Finding the Fourth Proportional to 30,251,028.80, 45,376,543.20 and 29,075,297.60

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Solution

The fourth proportional to 30,251,028.80, 45,376,543.20 and 29,075,297.60 is: 43,612,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,251,028.80 : 45,376,543.20 = 29,075,297.60 : x
  2. Step 2: Convert to fraction form
    30,251,028.80/45,376,543.20 = 29,075,297.60/x
  3. Step 3: Cross multiply
    30,251,028.80x = 45,376,543.20 × 29,075,297.60
  4. Step 4: Simplify right side
    30,251,028.80x = 1,319,336,497,599,256.50
  5. Step 5: Solve for x
    x = 1,319,336,497,599,256.50/30,251,028.80
  6. Step 6: Final answer
    x = 43,612,946.40

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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.