Home / 10,308,478.08-14,225,892.48-5,725,228.80

Finding the Fourth Proportional to 10,308,478.08, 14,225,892.48 and 5,725,228.80

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Solution

The fourth proportional to 10,308,478.08, 14,225,892.48 and 5,725,228.80 is: 7,900,922.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308,478.08 : 14,225,892.48 = 5,725,228.80 : x
  2. Step 2: Convert to fraction form
    10,308,478.08/14,225,892.48 = 5,725,228.80/x
  3. Step 3: Cross multiply
    10,308,478.08x = 14,225,892.48 × 5,725,228.80
  4. Step 4: Simplify right side
    10,308,478.08x = 81,446,489,332,199.42
  5. Step 5: Solve for x
    x = 81,446,489,332,199.42/10,308,478.08
  6. Step 6: Final answer
    x = 7,900,922.78

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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.