Home / 51,746,051.20-77,619,307.20-13,404,841.60

Finding the Fourth Proportional to 51,746,051.20, 77,619,307.20 and 13,404,841.60

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Solution

The fourth proportional to 51,746,051.20, 77,619,307.20 and 13,404,841.60 is: 20,107,322.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,746,051.20 : 77,619,307.20 = 13,404,841.60 : x
  2. Step 2: Convert to fraction form
    51,746,051.20/77,619,307.20 = 13,404,841.60/x
  3. Step 3: Cross multiply
    51,746,051.20x = 77,619,307.20 × 13,404,841.60
  4. Step 4: Simplify right side
    51,746,051.20x = 1,040,474,518,117,739.50
  5. Step 5: Solve for x
    x = 1,040,474,518,117,739.50/51,746,051.20
  6. Step 6: Final answer
    x = 20,107,322.09

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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.