Home / 15,798,749.76-23,717,020.32-9,412,009.92

Finding the Fourth Proportional to 15,798,749.76, 23,717,020.32 and 9,412,009.92

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Solution

The fourth proportional to 15,798,749.76, 23,717,020.32 and 9,412,009.92 is: 14,129,271.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,798,749.76 : 23,717,020.32 = 9,412,009.92 : x
  2. Step 2: Convert to fraction form
    15,798,749.76/23,717,020.32 = 9,412,009.92/x
  3. Step 3: Cross multiply
    15,798,749.76x = 23,717,020.32 × 9,412,009.92
  4. Step 4: Simplify right side
    15,798,749.76x = 223,224,830,524,681.56
  5. Step 5: Solve for x
    x = 223,224,830,524,681.56/15,798,749.76
  6. Step 6: Final answer
    x = 14,129,271.87

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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.