Home / 7,812,775.67-11,709,715.64-4,024,191.83

Finding the Fourth Proportional to 7,812,775.67, 11,709,715.64 and 4,024,191.83

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Solution

The fourth proportional to 7,812,775.67, 11,709,715.64 and 4,024,191.83 is: 6,031,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812,775.67 : 11,709,715.64 = 4,024,191.83 : x
  2. Step 2: Convert to fraction form
    7,812,775.67/11,709,715.64 = 4,024,191.83/x
  3. Step 3: Cross multiply
    7,812,775.67x = 11,709,715.64 × 4,024,191.83
  4. Step 4: Simplify right side
    7,812,775.67x = 47,122,141,931,441.69
  5. Step 5: Solve for x
    x = 47,122,141,931,441.69/7,812,775.67
  6. Step 6: Final answer
    x = 6,031,421.35

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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.