Home / 15,336,488.04-21,164,235.30-8,461,259.88

Finding the Fourth Proportional to 15,336,488.04, 21,164,235.30 and 8,461,259.88

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Solution

The fourth proportional to 15,336,488.04, 21,164,235.30 and 8,461,259.88 is: 11,676,473.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336,488.04 : 21,164,235.30 = 8,461,259.88 : x
  2. Step 2: Convert to fraction form
    15,336,488.04/21,164,235.30 = 8,461,259.88/x
  3. Step 3: Cross multiply
    15,336,488.04x = 21,164,235.30 × 8,461,259.88
  4. Step 4: Simplify right side
    15,336,488.04x = 179,076,095,034,769.78
  5. Step 5: Solve for x
    x = 179,076,095,034,769.78/15,336,488.04
  6. Step 6: Final answer
    x = 11,676,473.43

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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.