Home / 61,907,069.88-92,860,828.38-18,776,646.72

Finding the Fourth Proportional to 61,907,069.88, 92,860,828.38 and 18,776,646.72

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Solution

The fourth proportional to 61,907,069.88, 92,860,828.38 and 18,776,646.72 is: 28,165,037.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,907,069.88 : 92,860,828.38 = 18,776,646.72 : x
  2. Step 2: Convert to fraction form
    61,907,069.88/92,860,828.38 = 18,776,646.72/x
  3. Step 3: Cross multiply
    61,907,069.88x = 92,860,828.38 × 18,776,646.72
  4. Step 4: Simplify right side
    61,907,069.88x = 1,743,614,968,617,809.75
  5. Step 5: Solve for x
    x = 1,743,614,968,617,809.75/61,907,069.88
  6. Step 6: Final answer
    x = 28,165,037.89

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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.