Home / 9,934,355.60-14,889,723.60-8,918,712.80

Finding the Fourth Proportional to 9,934,355.60, 14,889,723.60 and 8,918,712.80

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Solution

The fourth proportional to 9,934,355.60, 14,889,723.60 and 8,918,712.80 is: 13,367,466.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,934,355.60 : 14,889,723.60 = 8,918,712.80 : x
  2. Step 2: Convert to fraction form
    9,934,355.60/14,889,723.60 = 8,918,712.80/x
  3. Step 3: Cross multiply
    9,934,355.60x = 14,889,723.60 × 8,918,712.80
  4. Step 4: Simplify right side
    9,934,355.60x = 132,797,168,459,782.09
  5. Step 5: Solve for x
    x = 132,797,168,459,782.09/9,934,355.60
  6. Step 6: Final answer
    x = 13,367,466.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.