Home / 10,855,967.20-16,283,950.80-10,688,005.60

Finding the Fourth Proportional to 10,855,967.20, 16,283,950.80 and 10,688,005.60

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Solution

The fourth proportional to 10,855,967.20, 16,283,950.80 and 10,688,005.60 is: 16,032,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,855,967.20 : 16,283,950.80 = 10,688,005.60 : x
  2. Step 2: Convert to fraction form
    10,855,967.20/16,283,950.80 = 10,688,005.60/x
  3. Step 3: Cross multiply
    10,855,967.20x = 16,283,950.80 × 10,688,005.60
  4. Step 4: Simplify right side
    10,855,967.20x = 174,042,957,340,524.47
  5. Step 5: Solve for x
    x = 174,042,957,340,524.47/10,855,967.20
  6. Step 6: Final answer
    x = 16,032,008.40

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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.