Home / 13,349,486.91-20,024,812.67-6,531,800.57

Finding the Fourth Proportional to 13,349,486.91, 20,024,812.67 and 6,531,800.57

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Solution

The fourth proportional to 13,349,486.91, 20,024,812.67 and 6,531,800.57 is: 9,797,985.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,486.91 : 20,024,812.67 = 6,531,800.57 : x
  2. Step 2: Convert to fraction form
    13,349,486.91/20,024,812.67 = 6,531,800.57/x
  3. Step 3: Cross multiply
    13,349,486.91x = 20,024,812.67 × 6,531,800.57
  4. Step 4: Simplify right side
    13,349,486.91x = 130,798,082,679,266.16
  5. Step 5: Solve for x
    x = 130,798,082,679,266.16/13,349,486.91
  6. Step 6: Final answer
    x = 9,797,985.76

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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.