Home / 13,291,652.22-19,979,096.13-8,771,746.92

Finding the Fourth Proportional to 13,291,652.22, 19,979,096.13 and 8,771,746.92

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Solution

The fourth proportional to 13,291,652.22, 19,979,096.13 and 8,771,746.92 is: 13,185,085.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291,652.22 : 19,979,096.13 = 8,771,746.92 : x
  2. Step 2: Convert to fraction form
    13,291,652.22/19,979,096.13 = 8,771,746.92/x
  3. Step 3: Cross multiply
    13,291,652.22x = 19,979,096.13 × 8,771,746.92
  4. Step 4: Simplify right side
    13,291,652.22x = 175,251,574,942,711.41
  5. Step 5: Solve for x
    x = 175,251,574,942,711.41/13,291,652.22
  6. Step 6: Final answer
    x = 13,185,085.80

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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.