Home / 10,368,855.30-15,526,066.95-7,319,756.10

Finding the Fourth Proportional to 10,368,855.30, 15,526,066.95 and 7,319,756.10

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Solution

The fourth proportional to 10,368,855.30, 15,526,066.95 and 7,319,756.10 is: 10,960,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,855.30 : 15,526,066.95 = 7,319,756.10 : x
  2. Step 2: Convert to fraction form
    10,368,855.30/15,526,066.95 = 7,319,756.10/x
  3. Step 3: Cross multiply
    10,368,855.30x = 15,526,066.95 × 7,319,756.10
  4. Step 4: Simplify right side
    10,368,855.30x = 113,647,023,266,270.89
  5. Step 5: Solve for x
    x = 113,647,023,266,270.89/10,368,855.30
  6. Step 6: Final answer
    x = 10,960,421.38

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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.