Home / 13,826,428.30-20,739,642.45-9,574,900.30

Finding the Fourth Proportional to 13,826,428.30, 20,739,642.45 and 9,574,900.30

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Solution

The fourth proportional to 13,826,428.30, 20,739,642.45 and 9,574,900.30 is: 14,362,350.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826,428.30 : 20,739,642.45 = 9,574,900.30 : x
  2. Step 2: Convert to fraction form
    13,826,428.30/20,739,642.45 = 9,574,900.30/x
  3. Step 3: Cross multiply
    13,826,428.30x = 20,739,642.45 × 9,574,900.30
  4. Step 4: Simplify right side
    13,826,428.30x = 198,580,008,716,397.75
  5. Step 5: Solve for x
    x = 198,580,008,716,397.75/13,826,428.30
  6. Step 6: Final answer
    x = 14,362,350.45

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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.