Home / 12,944,935.60-19,401,851.40-5,368,001.20

Finding the Fourth Proportional to 12,944,935.60, 19,401,851.40 and 5,368,001.20

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Solution

The fourth proportional to 12,944,935.60, 19,401,851.40 and 5,368,001.20 is: 8,045,552.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944,935.60 : 19,401,851.40 = 5,368,001.20 : x
  2. Step 2: Convert to fraction form
    12,944,935.60/19,401,851.40 = 5,368,001.20/x
  3. Step 3: Cross multiply
    12,944,935.60x = 19,401,851.40 × 5,368,001.20
  4. Step 4: Simplify right side
    12,944,935.60x = 104,149,161,597,421.67
  5. Step 5: Solve for x
    x = 104,149,161,597,421.67/12,944,935.60
  6. Step 6: Final answer
    x = 8,045,552.70

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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.