Home / 6,503,385.45-8,975,223.05-3,603,685.89

Finding the Fourth Proportional to 6,503,385.45, 8,975,223.05 and 3,603,685.89

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Solution

The fourth proportional to 6,503,385.45, 8,975,223.05 and 3,603,685.89 is: 4,973,391.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503,385.45 : 8,975,223.05 = 3,603,685.89 : x
  2. Step 2: Convert to fraction form
    6,503,385.45/8,975,223.05 = 3,603,685.89/x
  3. Step 3: Cross multiply
    6,503,385.45x = 8,975,223.05 × 3,603,685.89
  4. Step 4: Simplify right side
    6,503,385.45x = 32,343,884,646,869.34
  5. Step 5: Solve for x
    x = 32,343,884,646,869.34/6,503,385.45
  6. Step 6: Final answer
    x = 4,973,391.92

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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.