Home / 9,766,916.40-14,650,374.60-7,215,999.60

Finding the Fourth Proportional to 9,766,916.40, 14,650,374.60 and 7,215,999.60

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Solution

The fourth proportional to 9,766,916.40, 14,650,374.60 and 7,215,999.60 is: 10,823,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766,916.40 : 14,650,374.60 = 7,215,999.60 : x
  2. Step 2: Convert to fraction form
    9,766,916.40/14,650,374.60 = 7,215,999.60/x
  3. Step 3: Cross multiply
    9,766,916.40x = 14,650,374.60 × 7,215,999.60
  4. Step 4: Simplify right side
    9,766,916.40x = 105,717,097,253,450.16
  5. Step 5: Solve for x
    x = 105,717,097,253,450.16/9,766,916.40
  6. Step 6: Final answer
    x = 10,823,999.40

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Double scale
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Similar ratio
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1.5x scale

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.