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Finding the Fourth Proportional to 7,605,073, 10,495,000.74 and 4,385,809

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Solution

The fourth proportional to 7,605,073, 10,495,000.74 and 4,385,809 is: 6,052,416.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605,073 : 10,495,000.74 = 4,385,809 : x
  2. Step 2: Convert to fraction form
    7,605,073/10,495,000.74 = 4,385,809/x
  3. Step 3: Cross multiply
    7,605,073x = 10,495,000.74 × 4,385,809
  4. Step 4: Simplify right side
    7,605,073x = 46,029,068,700,498.66
  5. Step 5: Solve for x
    x = 46,029,068,700,498.66/7,605,073
  6. Step 6: Final answer
    x = 6,052,416.42

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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.