Home / 8,792,488.03-12,139,555.05-5,489,811.46

Finding the Fourth Proportional to 8,792,488.03, 12,139,555.05 and 5,489,811.46

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Solution

The fourth proportional to 8,792,488.03, 12,139,555.05 and 5,489,811.46 is: 7,579,637.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792,488.03 : 12,139,555.05 = 5,489,811.46 : x
  2. Step 2: Convert to fraction form
    8,792,488.03/12,139,555.05 = 5,489,811.46/x
  3. Step 3: Cross multiply
    8,792,488.03x = 12,139,555.05 × 5,489,811.46
  4. Step 4: Simplify right side
    8,792,488.03x = 66,643,868,432,790.88
  5. Step 5: Solve for x
    x = 66,643,868,432,790.88/8,792,488.03
  6. Step 6: Final answer
    x = 7,579,637.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.