Home / 19,325,958.40-28,988,937.60-10,368,006.40

Finding the Fourth Proportional to 19,325,958.40, 28,988,937.60 and 10,368,006.40

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Solution

The fourth proportional to 19,325,958.40, 28,988,937.60 and 10,368,006.40 is: 15,552,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,325,958.40 : 28,988,937.60 = 10,368,006.40 : x
  2. Step 2: Convert to fraction form
    19,325,958.40/28,988,937.60 = 10,368,006.40/x
  3. Step 3: Cross multiply
    19,325,958.40x = 28,988,937.60 × 10,368,006.40
  4. Step 4: Simplify right side
    19,325,958.40x = 300,557,490,566,000.69
  5. Step 5: Solve for x
    x = 300,557,490,566,000.69/19,325,958.40
  6. Step 6: Final answer
    x = 15,552,009.60

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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.