Home / 14,363,068.69-19,797,880.28-9,715,158.67

Finding the Fourth Proportional to 14,363,068.69, 19,797,880.28 and 9,715,158.67

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Solution

The fourth proportional to 14,363,068.69, 19,797,880.28 and 9,715,158.67 is: 13,391,257.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363,068.69 : 19,797,880.28 = 9,715,158.67 : x
  2. Step 2: Convert to fraction form
    14,363,068.69/19,797,880.28 = 9,715,158.67/x
  3. Step 3: Cross multiply
    14,363,068.69x = 19,797,880.28 × 9,715,158.67
  4. Step 4: Simplify right side
    14,363,068.69x = 192,339,548,201,288.22
  5. Step 5: Solve for x
    x = 192,339,548,201,288.22/14,363,068.69
  6. Step 6: Final answer
    x = 13,391,257.28

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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.