Home / 57,958,961.40-86,938,442.10-31,085,105.40

Finding the Fourth Proportional to 57,958,961.40, 86,938,442.10 and 31,085,105.40

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Solution

The fourth proportional to 57,958,961.40, 86,938,442.10 and 31,085,105.40 is: 46,627,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,958,961.40 : 86,938,442.10 = 31,085,105.40 : x
  2. Step 2: Convert to fraction form
    57,958,961.40/86,938,442.10 = 31,085,105.40/x
  3. Step 3: Cross multiply
    57,958,961.40x = 86,938,442.10 × 31,085,105.40
  4. Step 4: Simplify right side
    57,958,961.40x = 2,702,490,635,990,297
  5. Step 5: Solve for x
    x = 2,702,490,635,990,297/57,958,961.40
  6. Step 6: Final answer
    x = 46,627,658.10

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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.