Home / 7,018,764.90-10,518,974.51-5,080,021.40

Finding the Fourth Proportional to 7,018,764.90, 10,518,974.51 and 5,080,021.40

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Solution

The fourth proportional to 7,018,764.90, 10,518,974.51 and 5,080,021.40 is: 7,613,393.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,764.90 : 10,518,974.51 = 5,080,021.40 : x
  2. Step 2: Convert to fraction form
    7,018,764.90/10,518,974.51 = 5,080,021.40/x
  3. Step 3: Cross multiply
    7,018,764.90x = 10,518,974.51 × 5,080,021.40
  4. Step 4: Simplify right side
    7,018,764.90x = 53,436,615,538,859.53
  5. Step 5: Solve for x
    x = 53,436,615,538,859.53/7,018,764.90
  6. Step 6: Final answer
    x = 7,613,393.00

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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.