Home / 10,010,028.80-13,813,302.80-5,658,855.62

Finding the Fourth Proportional to 10,010,028.80, 13,813,302.80 and 5,658,855.62

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Solution

The fourth proportional to 10,010,028.80, 13,813,302.80 and 5,658,855.62 is: 7,808,917.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010,028.80 : 13,813,302.80 = 5,658,855.62 : x
  2. Step 2: Convert to fraction form
    10,010,028.80/13,813,302.80 = 5,658,855.62/x
  3. Step 3: Cross multiply
    10,010,028.80x = 13,813,302.80 × 5,658,855.62
  4. Step 4: Simplify right side
    10,010,028.80x = 78,167,486,125,622.36
  5. Step 5: Solve for x
    x = 78,167,486,125,622.36/10,010,028.80
  6. Step 6: Final answer
    x = 7,808,917.20

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1.5x scale

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.