Home / 12,768,970.08-17,620,631.04-6,967,607.52

Finding the Fourth Proportional to 12,768,970.08, 17,620,631.04 and 6,967,607.52

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Solution

The fourth proportional to 12,768,970.08, 17,620,631.04 and 6,967,607.52 is: 9,614,999.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,768,970.08 : 17,620,631.04 = 6,967,607.52 : x
  2. Step 2: Convert to fraction form
    12,768,970.08/17,620,631.04 = 6,967,607.52/x
  3. Step 3: Cross multiply
    12,768,970.08x = 17,620,631.04 × 6,967,607.52
  4. Step 4: Simplify right side
    12,768,970.08x = 122,773,641,341,449.41
  5. Step 5: Solve for x
    x = 122,773,641,341,449.41/12,768,970.08
  6. Step 6: Final answer
    x = 9,614,999.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.