Home / 47,323,936.80-70,936,916.40-25,712,877.60

Finding the Fourth Proportional to 47,323,936.80, 70,936,916.40 and 25,712,877.60

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Solution

The fourth proportional to 47,323,936.80, 70,936,916.40 and 25,712,877.60 is: 38,542,698.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,323,936.80 : 70,936,916.40 = 25,712,877.60 : x
  2. Step 2: Convert to fraction form
    47,323,936.80/70,936,916.40 = 25,712,877.60/x
  3. Step 3: Cross multiply
    47,323,936.80x = 70,936,916.40 × 25,712,877.60
  4. Step 4: Simplify right side
    47,323,936.80x = 1,823,992,248,714,633
  5. Step 5: Solve for x
    x = 1,823,992,248,714,633/47,323,936.80
  6. Step 6: Final answer
    x = 38,542,698.94

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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.