Home / 30,938,788.12-46,404,556.08-10,468,446.52

Finding the Fourth Proportional to 30,938,788.12, 46,404,556.08 and 10,468,446.52

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Solution

The fourth proportional to 30,938,788.12, 46,404,556.08 and 10,468,446.52 is: 15,701,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,938,788.12 : 46,404,556.08 = 10,468,446.52 : x
  2. Step 2: Convert to fraction form
    30,938,788.12/46,404,556.08 = 10,468,446.52/x
  3. Step 3: Cross multiply
    30,938,788.12x = 46,404,556.08 × 10,468,446.52
  4. Step 4: Simplify right side
    30,938,788.12x = 485,783,613,607,820.81
  5. Step 5: Solve for x
    x = 485,783,613,607,820.81/30,938,788.12
  6. Step 6: Final answer
    x = 15,701,442.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.