Home / 11,071,721.20-16,607,581.80-6,798,031.60

Finding the Fourth Proportional to 11,071,721.20, 16,607,581.80 and 6,798,031.60

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Solution

The fourth proportional to 11,071,721.20, 16,607,581.80 and 6,798,031.60 is: 10,197,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071,721.20 : 16,607,581.80 = 6,798,031.60 : x
  2. Step 2: Convert to fraction form
    11,071,721.20/16,607,581.80 = 6,798,031.60/x
  3. Step 3: Cross multiply
    11,071,721.20x = 16,607,581.80 × 6,798,031.60
  4. Step 4: Simplify right side
    11,071,721.20x = 112,898,865,875,984.88
  5. Step 5: Solve for x
    x = 112,898,865,875,984.88/11,071,721.20
  6. Step 6: Final answer
    x = 10,197,047.40

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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.