Home / 30,222,407.80-45,333,611.70-10,025,025.40

Finding the Fourth Proportional to 30,222,407.80, 45,333,611.70 and 10,025,025.40

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Solution

The fourth proportional to 30,222,407.80, 45,333,611.70 and 10,025,025.40 is: 15,037,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,222,407.80 : 45,333,611.70 = 10,025,025.40 : x
  2. Step 2: Convert to fraction form
    30,222,407.80/45,333,611.70 = 10,025,025.40/x
  3. Step 3: Cross multiply
    30,222,407.80x = 45,333,611.70 × 10,025,025.40
  4. Step 4: Simplify right side
    30,222,407.80x = 454,470,608,766,237.25
  5. Step 5: Solve for x
    x = 454,470,608,766,237.25/30,222,407.80
  6. Step 6: Final answer
    x = 15,037,538.10

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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.