Home / 12,291,502.22-16,962,276.40-6,784,880.46

Finding the Fourth Proportional to 12,291,502.22, 16,962,276.40 and 6,784,880.46

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Solution

The fourth proportional to 12,291,502.22, 16,962,276.40 and 6,784,880.46 is: 9,363,136.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,502.22 : 16,962,276.40 = 6,784,880.46 : x
  2. Step 2: Convert to fraction form
    12,291,502.22/16,962,276.40 = 6,784,880.46/x
  3. Step 3: Cross multiply
    12,291,502.22x = 16,962,276.40 × 6,784,880.46
  4. Step 4: Simplify right side
    12,291,502.22x = 115,087,017,703,479.14
  5. Step 5: Solve for x
    x = 115,087,017,703,479.14/12,291,502.22
  6. Step 6: Final answer
    x = 9,363,136.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.