Home / 10,698,367.52-16,046,957.76-7,822,681.28

Finding the Fourth Proportional to 10,698,367.52, 16,046,957.76 and 7,822,681.28

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Solution

The fourth proportional to 10,698,367.52, 16,046,957.76 and 7,822,681.28 is: 11,733,587.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,698,367.52 : 16,046,957.76 = 7,822,681.28 : x
  2. Step 2: Convert to fraction form
    10,698,367.52/16,046,957.76 = 7,822,681.28/x
  3. Step 3: Cross multiply
    10,698,367.52x = 16,046,957.76 × 7,822,681.28
  4. Step 4: Simplify right side
    10,698,367.52x = 125,530,236,070,102.73
  5. Step 5: Solve for x
    x = 125,530,236,070,102.73/10,698,367.52
  6. Step 6: Final answer
    x = 11,733,587.94

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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.