Home / 7,655,690.50-10,564,847.11-4,217,931.50

Finding the Fourth Proportional to 7,655,690.50, 10,564,847.11 and 4,217,931.50

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Solution

The fourth proportional to 7,655,690.50, 10,564,847.11 and 4,217,931.50 is: 5,820,742.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655,690.50 : 10,564,847.11 = 4,217,931.50 : x
  2. Step 2: Convert to fraction form
    7,655,690.50/10,564,847.11 = 4,217,931.50/x
  3. Step 3: Cross multiply
    7,655,690.50x = 10,564,847.11 × 4,217,931.50
  4. Step 4: Simplify right side
    7,655,690.50x = 44,561,801,370,401.15
  5. Step 5: Solve for x
    x = 44,561,801,370,401.15/7,655,690.50
  6. Step 6: Final answer
    x = 5,820,742.28

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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.