Home / 12,818,171.02-17,689,074.68-6,937,804.19

Finding the Fourth Proportional to 12,818,171.02, 17,689,074.68 and 6,937,804.19

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Solution

The fourth proportional to 12,818,171.02, 17,689,074.68 and 6,937,804.19 is: 9,574,169.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,818,171.02 : 17,689,074.68 = 6,937,804.19 : x
  2. Step 2: Convert to fraction form
    12,818,171.02/17,689,074.68 = 6,937,804.19/x
  3. Step 3: Cross multiply
    12,818,171.02x = 17,689,074.68 × 6,937,804.19
  4. Step 4: Simplify right side
    12,818,171.02x = 122,723,336,308,992.52
  5. Step 5: Solve for x
    x = 122,723,336,308,992.52/12,818,171.02
  6. Step 6: Final answer
    x = 9,574,169.06

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1.5x scale

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.