Home / 35,838,537.60-53,778,801.60-13,121,731.20

Finding the Fourth Proportional to 35,838,537.60, 53,778,801.60 and 13,121,731.20

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Solution

The fourth proportional to 35,838,537.60, 53,778,801.60 and 13,121,731.20 is: 19,690,283.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,838,537.60 : 53,778,801.60 = 13,121,731.20 : x
  2. Step 2: Convert to fraction form
    35,838,537.60/53,778,801.60 = 13,121,731.20/x
  3. Step 3: Cross multiply
    35,838,537.60x = 53,778,801.60 × 13,121,731.20
  4. Step 4: Simplify right side
    35,838,537.60x = 705,670,978,853,329.88
  5. Step 5: Solve for x
    x = 705,670,978,853,329.88/35,838,537.60
  6. Step 6: Final answer
    x = 19,690,283.87

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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.