Home / 11,876,430.40-17,814,645.60-10,506,493.60

Finding the Fourth Proportional to 11,876,430.40, 17,814,645.60 and 10,506,493.60

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Solution

The fourth proportional to 11,876,430.40, 17,814,645.60 and 10,506,493.60 is: 15,759,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,876,430.40 : 17,814,645.60 = 10,506,493.60 : x
  2. Step 2: Convert to fraction form
    11,876,430.40/17,814,645.60 = 10,506,493.60/x
  3. Step 3: Cross multiply
    11,876,430.40x = 17,814,645.60 × 10,506,493.60
  4. Step 4: Simplify right side
    11,876,430.40x = 187,169,459,982,668.16
  5. Step 5: Solve for x
    x = 187,169,459,982,668.16/11,876,430.40
  6. Step 6: Final answer
    x = 15,759,740.40

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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.