Home / 11,808,187.40-17,712,281.10-10,744,430.60

Finding the Fourth Proportional to 11,808,187.40, 17,712,281.10 and 10,744,430.60

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Solution

The fourth proportional to 11,808,187.40, 17,712,281.10 and 10,744,430.60 is: 16,116,645.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808,187.40 : 17,712,281.10 = 10,744,430.60 : x
  2. Step 2: Convert to fraction form
    11,808,187.40/17,712,281.10 = 10,744,430.60/x
  3. Step 3: Cross multiply
    11,808,187.40x = 17,712,281.10 × 10,744,430.60
  4. Step 4: Simplify right side
    11,808,187.40x = 190,308,375,046,641.66
  5. Step 5: Solve for x
    x = 190,308,375,046,641.66/11,808,187.40
  6. Step 6: Final answer
    x = 16,116,645.90

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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.