Home / 39,916,881.10-59,851,702.05-20,785,005.10

Finding the Fourth Proportional to 39,916,881.10, 59,851,702.05 and 20,785,005.10

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Solution

The fourth proportional to 39,916,881.10, 59,851,702.05 and 20,785,005.10 is: 31,165,208.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,916,881.10 : 59,851,702.05 = 20,785,005.10 : x
  2. Step 2: Convert to fraction form
    39,916,881.10/59,851,702.05 = 20,785,005.10/x
  3. Step 3: Cross multiply
    39,916,881.10x = 59,851,702.05 × 20,785,005.10
  4. Step 4: Simplify right side
    39,916,881.10x = 1,244,017,932,352,930.50
  5. Step 5: Solve for x
    x = 1,244,017,932,352,930.50/39,916,881.10
  6. Step 6: Final answer
    x = 31,165,208.76

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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.