Home / 6,730,666.72-9,288,193.11-4,116,978.50

Finding the Fourth Proportional to 6,730,666.72, 9,288,193.11 and 4,116,978.50

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Solution

The fourth proportional to 6,730,666.72, 9,288,193.11 and 4,116,978.50 is: 5,681,352.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,730,666.72 : 9,288,193.11 = 4,116,978.50 : x
  2. Step 2: Convert to fraction form
    6,730,666.72/9,288,193.11 = 4,116,978.50/x
  3. Step 3: Cross multiply
    6,730,666.72x = 9,288,193.11 × 4,116,978.50
  4. Step 4: Simplify right side
    6,730,666.72x = 38,239,291,291,277.17
  5. Step 5: Solve for x
    x = 38,239,291,291,277.17/6,730,666.72
  6. Step 6: Final answer
    x = 5,681,352.67

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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.