Home / 9,049,916.80-13,574,875.20-8,136,625.60

Finding the Fourth Proportional to 9,049,916.80, 13,574,875.20 and 8,136,625.60

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Solution

The fourth proportional to 9,049,916.80, 13,574,875.20 and 8,136,625.60 is: 12,204,938.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049,916.80 : 13,574,875.20 = 8,136,625.60 : x
  2. Step 2: Convert to fraction form
    9,049,916.80/13,574,875.20 = 8,136,625.60/x
  3. Step 3: Cross multiply
    9,049,916.80x = 13,574,875.20 × 8,136,625.60
  4. Step 4: Simplify right side
    9,049,916.80x = 110,453,677,069,125.11
  5. Step 5: Solve for x
    x = 110,453,677,069,125.11/9,049,916.80
  6. Step 6: Final answer
    x = 12,204,938.40

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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.