Home / 51,051,906.12-70,477,646.22-39,423,364.68

Finding the Fourth Proportional to 51,051,906.12, 70,477,646.22 and 39,423,364.68

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Solution

The fourth proportional to 51,051,906.12, 70,477,646.22 and 39,423,364.68 is: 54,424,333.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,051,906.12 : 70,477,646.22 = 39,423,364.68 : x
  2. Step 2: Convert to fraction form
    51,051,906.12/70,477,646.22 = 39,423,364.68/x
  3. Step 3: Cross multiply
    51,051,906.12x = 70,477,646.22 × 39,423,364.68
  4. Step 4: Simplify right side
    51,051,906.12x = 2,778,465,948,719,083.50
  5. Step 5: Solve for x
    x = 2,778,465,948,719,083.50/51,051,906.12
  6. Step 6: Final answer
    x = 54,424,333.19

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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.