Home / 27,323,917.20-40,985,875.80-7,129,159.20

Finding the Fourth Proportional to 27,323,917.20, 40,985,875.80 and 7,129,159.20

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Solution

The fourth proportional to 27,323,917.20, 40,985,875.80 and 7,129,159.20 is: 10,693,738.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,323,917.20 : 40,985,875.80 = 7,129,159.20 : x
  2. Step 2: Convert to fraction form
    27,323,917.20/40,985,875.80 = 7,129,159.20/x
  3. Step 3: Cross multiply
    27,323,917.20x = 40,985,875.80 × 7,129,159.20
  4. Step 4: Simplify right side
    27,323,917.20x = 292,194,833,529,627.38
  5. Step 5: Solve for x
    x = 292,194,833,529,627.38/27,323,917.20
  6. Step 6: Final answer
    x = 10,693,738.80

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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.