Home / 12,586,499.39-17,369,243.09-7,004,652.40

Finding the Fourth Proportional to 12,586,499.39, 17,369,243.09 and 7,004,652.40

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Solution

The fourth proportional to 12,586,499.39, 17,369,243.09 and 7,004,652.40 is: 9,666,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,586,499.39 : 17,369,243.09 = 7,004,652.40 : x
  2. Step 2: Convert to fraction form
    12,586,499.39/17,369,243.09 = 7,004,652.40/x
  3. Step 3: Cross multiply
    12,586,499.39x = 17,369,243.09 × 7,004,652.40
  4. Step 4: Simplify right side
    12,586,499.39x = 121,665,510,296,551.92
  5. Step 5: Solve for x
    x = 121,665,510,296,551.92/12,586,499.39
  6. Step 6: Final answer
    x = 9,666,350.15

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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.