Home / 10,702,171.08-14,762,819.57-6,830,328.15

Finding the Fourth Proportional to 10,702,171.08, 14,762,819.57 and 6,830,328.15

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Solution

The fourth proportional to 10,702,171.08, 14,762,819.57 and 6,830,328.15 is: 9,421,910.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702,171.08 : 14,762,819.57 = 6,830,328.15 : x
  2. Step 2: Convert to fraction form
    10,702,171.08/14,762,819.57 = 6,830,328.15/x
  3. Step 3: Cross multiply
    10,702,171.08x = 14,762,819.57 × 6,830,328.15
  4. Step 4: Simplify right side
    10,702,171.08x = 100,834,902,048,190.25
  5. Step 5: Solve for x
    x = 100,834,902,048,190.25/10,702,171.08
  6. Step 6: Final answer
    x = 9,421,910.87

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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.