Home / 7,666,700-11,496,681.96-2,871,025.76

Finding the Fourth Proportional to 7,666,700, 11,496,681.96 and 2,871,025.76

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Solution

The fourth proportional to 7,666,700, 11,496,681.96 and 2,871,025.76 is: 4,305,277.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,700 : 11,496,681.96 = 2,871,025.76 : x
  2. Step 2: Convert to fraction form
    7,666,700/11,496,681.96 = 2,871,025.76/x
  3. Step 3: Cross multiply
    7,666,700x = 11,496,681.96 × 2,871,025.76
  4. Step 4: Simplify right side
    7,666,700x = 33,007,270,061,687.29
  5. Step 5: Solve for x
    x = 33,007,270,061,687.29/7,666,700
  6. Step 6: Final answer
    x = 4,305,277.38

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1.5x scale

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.