Home / 38,130,879.47-52,645,950.09-29,294,590.28

Finding the Fourth Proportional to 38,130,879.47, 52,645,950.09 and 29,294,590.28

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Solution

The fourth proportional to 38,130,879.47, 52,645,950.09 and 29,294,590.28 is: 40,445,999.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,130,879.47 : 52,645,950.09 = 29,294,590.28 : x
  2. Step 2: Convert to fraction form
    38,130,879.47/52,645,950.09 = 29,294,590.28/x
  3. Step 3: Cross multiply
    38,130,879.47x = 52,645,950.09 × 29,294,590.28
  4. Step 4: Simplify right side
    38,130,879.47x = 1,542,241,537,524,649.50
  5. Step 5: Solve for x
    x = 1,542,241,537,524,649.50/38,130,879.47
  6. Step 6: Final answer
    x = 40,445,999.65

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Double scale
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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.