Home / 56,369,802.78-84,554,704.20-13,819,530.78

Finding the Fourth Proportional to 56,369,802.78, 84,554,704.20 and 13,819,530.78

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Solution

The fourth proportional to 56,369,802.78, 84,554,704.20 and 13,819,530.78 is: 20,729,296.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,369,802.78 : 84,554,704.20 = 13,819,530.78 : x
  2. Step 2: Convert to fraction form
    56,369,802.78/84,554,704.20 = 13,819,530.78/x
  3. Step 3: Cross multiply
    56,369,802.78x = 84,554,704.20 × 13,819,530.78
  4. Step 4: Simplify right side
    56,369,802.78x = 1,168,506,337,285,695.25
  5. Step 5: Solve for x
    x = 1,168,506,337,285,695.25/56,369,802.78
  6. Step 6: Final answer
    x = 20,729,296.18

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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.