Home / 19,017,997.92-28,501,762.14-10,359,886.86

Finding the Fourth Proportional to 19,017,997.92, 28,501,762.14 and 10,359,886.86

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Solution

The fourth proportional to 19,017,997.92, 28,501,762.14 and 10,359,886.86 is: 15,526,083.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,017,997.92 : 28,501,762.14 = 10,359,886.86 : x
  2. Step 2: Convert to fraction form
    19,017,997.92/28,501,762.14 = 10,359,886.86/x
  3. Step 3: Cross multiply
    19,017,997.92x = 28,501,762.14 × 10,359,886.86
  4. Step 4: Simplify right side
    19,017,997.92x = 295,275,031,081,031.50
  5. Step 5: Solve for x
    x = 295,275,031,081,031.50/19,017,997.92
  6. Step 6: Final answer
    x = 15,526,083.89

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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.