Home / 8,446,808.07-11,666,217.93-5,725,830.15

Finding the Fourth Proportional to 8,446,808.07, 11,666,217.93 and 5,725,830.15

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Solution

The fourth proportional to 8,446,808.07, 11,666,217.93 and 5,725,830.15 is: 7,908,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446,808.07 : 11,666,217.93 = 5,725,830.15 : x
  2. Step 2: Convert to fraction form
    8,446,808.07/11,666,217.93 = 5,725,830.15/x
  3. Step 3: Cross multiply
    8,446,808.07x = 11,666,217.93 × 5,725,830.15
  4. Step 4: Simplify right side
    8,446,808.07x = 66,798,782,360,064.59
  5. Step 5: Solve for x
    x = 66,798,782,360,064.59/8,446,808.07
  6. Step 6: Final answer
    x = 7,908,168.60

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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.