Home / 11,128,030.80-16,692,046.20-10,376,005.20

Finding the Fourth Proportional to 11,128,030.80, 16,692,046.20 and 10,376,005.20

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Solution

The fourth proportional to 11,128,030.80, 16,692,046.20 and 10,376,005.20 is: 15,564,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,128,030.80 : 16,692,046.20 = 10,376,005.20 : x
  2. Step 2: Convert to fraction form
    11,128,030.80/16,692,046.20 = 10,376,005.20/x
  3. Step 3: Cross multiply
    11,128,030.80x = 16,692,046.20 × 10,376,005.20
  4. Step 4: Simplify right side
    11,128,030.80x = 173,196,758,169,840.22
  5. Step 5: Solve for x
    x = 173,196,758,169,840.22/11,128,030.80
  6. Step 6: Final answer
    x = 15,564,007.80

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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.