Home / 21,064,008.12-29,065,813.92-11,643,526.92

Finding the Fourth Proportional to 21,064,008.12, 29,065,813.92 and 11,643,526.92

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Solution

The fourth proportional to 21,064,008.12, 29,065,813.92 and 11,643,526.92 is: 16,066,675.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,064,008.12 : 29,065,813.92 = 11,643,526.92 : x
  2. Step 2: Convert to fraction form
    21,064,008.12/29,065,813.92 = 11,643,526.92/x
  3. Step 3: Cross multiply
    21,064,008.12x = 29,065,813.92 × 11,643,526.92
  4. Step 4: Simplify right side
    21,064,008.12x = 338,428,586,829,230.75
  5. Step 5: Solve for x
    x = 338,428,586,829,230.75/21,064,008.12
  6. Step 6: Final answer
    x = 16,066,675.67

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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.