Home / 8,977,615.57-13,468,316.83-2,911,876.23

Finding the Fourth Proportional to 8,977,615.57, 13,468,316.83 and 2,911,876.23

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Solution

The fourth proportional to 8,977,615.57, 13,468,316.83 and 2,911,876.23 is: 4,368,428.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977,615.57 : 13,468,316.83 = 2,911,876.23 : x
  2. Step 2: Convert to fraction form
    8,977,615.57/13,468,316.83 = 2,911,876.23/x
  3. Step 3: Cross multiply
    8,977,615.57x = 13,468,316.83 × 2,911,876.23
  4. Step 4: Simplify right side
    8,977,615.57x = 39,218,071,628,106.27
  5. Step 5: Solve for x
    x = 39,218,071,628,106.27/8,977,615.57
  6. Step 6: Final answer
    x = 4,368,428.49

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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.