Home / 11,216,275.59-16,817,686.20-5,143,399.68

Finding the Fourth Proportional to 11,216,275.59, 16,817,686.20 and 5,143,399.68

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Solution

The fourth proportional to 11,216,275.59, 16,817,686.20 and 5,143,399.68 is: 7,712,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216,275.59 : 16,817,686.20 = 5,143,399.68 : x
  2. Step 2: Convert to fraction form
    11,216,275.59/16,817,686.20 = 5,143,399.68/x
  3. Step 3: Cross multiply
    11,216,275.59x = 16,817,686.20 × 5,143,399.68
  4. Step 4: Simplify right side
    11,216,275.59x = 86,500,081,819,420.41
  5. Step 5: Solve for x
    x = 86,500,081,819,420.41/11,216,275.59
  6. Step 6: Final answer
    x = 7,712,014.66

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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.