Home / 10,935,009.70-16,402,514.55-7,351,828.90

Finding the Fourth Proportional to 10,935,009.70, 16,402,514.55 and 7,351,828.90

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Solution

The fourth proportional to 10,935,009.70, 16,402,514.55 and 7,351,828.90 is: 11,027,743.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,009.70 : 16,402,514.55 = 7,351,828.90 : x
  2. Step 2: Convert to fraction form
    10,935,009.70/16,402,514.55 = 7,351,828.90/x
  3. Step 3: Cross multiply
    10,935,009.70x = 16,402,514.55 × 7,351,828.90
  4. Step 4: Simplify right side
    10,935,009.70x = 120,588,480,501,360.50
  5. Step 5: Solve for x
    x = 120,588,480,501,360.50/10,935,009.70
  6. Step 6: Final answer
    x = 11,027,743.35

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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.