Home / 7,003,929.60-9,670,233.60-5,286,988.80

Finding the Fourth Proportional to 7,003,929.60, 9,670,233.60 and 5,286,988.80

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Solution

The fourth proportional to 7,003,929.60, 9,670,233.60 and 5,286,988.80 is: 7,299,675.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003,929.60 : 9,670,233.60 = 5,286,988.80 : x
  2. Step 2: Convert to fraction form
    7,003,929.60/9,670,233.60 = 5,286,988.80/x
  3. Step 3: Cross multiply
    7,003,929.60x = 9,670,233.60 × 5,286,988.80
  4. Step 4: Simplify right side
    7,003,929.60x = 51,126,416,736,583.68
  5. Step 5: Solve for x
    x = 51,126,416,736,583.68/7,003,929.60
  6. Step 6: Final answer
    x = 7,299,675.99

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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.