Home / 8,721,325.96-13,103,275.74-8,237,911.48

Finding the Fourth Proportional to 8,721,325.96, 13,103,275.74 and 8,237,911.48

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Solution

The fourth proportional to 8,721,325.96, 13,103,275.74 and 8,237,911.48 is: 12,376,974.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,325.96 : 13,103,275.74 = 8,237,911.48 : x
  2. Step 2: Convert to fraction form
    8,721,325.96/13,103,275.74 = 8,237,911.48/x
  3. Step 3: Cross multiply
    8,721,325.96x = 13,103,275.74 × 8,237,911.48
  4. Step 4: Simplify right side
    8,721,325.96x = 107,943,625,580,501.14
  5. Step 5: Solve for x
    x = 107,943,625,580,501.14/8,721,325.96
  6. Step 6: Final answer
    x = 12,376,974.11

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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.