Home / 10,281,645.21-14,188,428.95-5,697,868.17

Finding the Fourth Proportional to 10,281,645.21, 14,188,428.95 and 5,697,868.17

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Solution

The fourth proportional to 10,281,645.21, 14,188,428.95 and 5,697,868.17 is: 7,862,924.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281,645.21 : 14,188,428.95 = 5,697,868.17 : x
  2. Step 2: Convert to fraction form
    10,281,645.21/14,188,428.95 = 5,697,868.17/x
  3. Step 3: Cross multiply
    10,281,645.21x = 14,188,428.95 × 5,697,868.17
  4. Step 4: Simplify right side
    10,281,645.21x = 80,843,797,668,022.19
  5. Step 5: Solve for x
    x = 80,843,797,668,022.19/10,281,645.21
  6. Step 6: Final answer
    x = 7,862,924.27

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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.