Home / 12,310,913.02-16,989,939.50-6,804,169.46

Finding the Fourth Proportional to 12,310,913.02, 16,989,939.50 and 6,804,169.46

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Solution

The fourth proportional to 12,310,913.02, 16,989,939.50 and 6,804,169.46 is: 9,390,239.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,310,913.02 : 16,989,939.50 = 6,804,169.46 : x
  2. Step 2: Convert to fraction form
    12,310,913.02/16,989,939.50 = 6,804,169.46/x
  3. Step 3: Cross multiply
    12,310,913.02x = 16,989,939.50 × 6,804,169.46
  4. Step 4: Simplify right side
    12,310,913.02x = 115,602,427,473,147.67
  5. Step 5: Solve for x
    x = 115,602,427,473,147.67/12,310,913.02
  6. Step 6: Final answer
    x = 9,390,239.97

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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.