Home / 10,200,989.32-14,076,295.02-5,789,310.08

Finding the Fourth Proportional to 10,200,989.32, 14,076,295.02 and 5,789,310.08

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Solution

The fourth proportional to 10,200,989.32, 14,076,295.02 and 5,789,310.08 is: 7,988,640.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200,989.32 : 14,076,295.02 = 5,789,310.08 : x
  2. Step 2: Convert to fraction form
    10,200,989.32/14,076,295.02 = 5,789,310.08/x
  3. Step 3: Cross multiply
    10,200,989.32x = 14,076,295.02 × 5,789,310.08
  4. Step 4: Simplify right side
    10,200,989.32x = 81,492,036,648,339.80
  5. Step 5: Solve for x
    x = 81,492,036,648,339.80/10,200,989.32
  6. Step 6: Final answer
    x = 7,988,640.52

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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.