Home / 12,809,416.53-17,677,250.02-7,008,322.83

Finding the Fourth Proportional to 12,809,416.53, 17,677,250.02 and 7,008,322.83

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Solution

The fourth proportional to 12,809,416.53, 17,677,250.02 and 7,008,322.83 is: 9,671,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,809,416.53 : 17,677,250.02 = 7,008,322.83 : x
  2. Step 2: Convert to fraction form
    12,809,416.53/17,677,250.02 = 7,008,322.83/x
  3. Step 3: Cross multiply
    12,809,416.53x = 17,677,250.02 × 7,008,322.83
  4. Step 4: Simplify right side
    12,809,416.53x = 123,887,874,849,410.84
  5. Step 5: Solve for x
    x = 123,887,874,849,410.84/12,809,416.53
  6. Step 6: Final answer
    x = 9,671,625.13

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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.