Home / 8,907,515.10-13,361,272.65-5,718,869.10

Finding the Fourth Proportional to 8,907,515.10, 13,361,272.65 and 5,718,869.10

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Solution

The fourth proportional to 8,907,515.10, 13,361,272.65 and 5,718,869.10 is: 8,578,303.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907,515.10 : 13,361,272.65 = 5,718,869.10 : x
  2. Step 2: Convert to fraction form
    8,907,515.10/13,361,272.65 = 5,718,869.10/x
  3. Step 3: Cross multiply
    8,907,515.10x = 13,361,272.65 × 5,718,869.10
  4. Step 4: Simplify right side
    8,907,515.10x = 76,411,369,294,760.11
  5. Step 5: Solve for x
    x = 76,411,369,294,760.11/8,907,515.10
  6. Step 6: Final answer
    x = 8,578,303.65

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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.