Home / 42,689,720.52-58,911,544.08-23,110,466.40

Finding the Fourth Proportional to 42,689,720.52, 58,911,544.08 and 23,110,466.40

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Solution

The fourth proportional to 42,689,720.52, 58,911,544.08 and 23,110,466.40 is: 31,892,297.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,689,720.52 : 58,911,544.08 = 23,110,466.40 : x
  2. Step 2: Convert to fraction form
    42,689,720.52/58,911,544.08 = 23,110,466.40/x
  3. Step 3: Cross multiply
    42,689,720.52x = 58,911,544.08 × 23,110,466.40
  4. Step 4: Simplify right side
    42,689,720.52x = 1,361,473,260,032,958.75
  5. Step 5: Solve for x
    x = 1,361,473,260,032,958.75/42,689,720.52
  6. Step 6: Final answer
    x = 31,892,297.34

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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.