Home / 28,018,497.02-38,666,487.46-16,256,877.30

Finding the Fourth Proportional to 28,018,497.02, 38,666,487.46 and 16,256,877.30

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Solution

The fourth proportional to 28,018,497.02, 38,666,487.46 and 16,256,877.30 is: 22,435,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,018,497.02 : 38,666,487.46 = 16,256,877.30 : x
  2. Step 2: Convert to fraction form
    28,018,497.02/38,666,487.46 = 16,256,877.30/x
  3. Step 3: Cross multiply
    28,018,497.02x = 38,666,487.46 × 16,256,877.30
  4. Step 4: Simplify right side
    28,018,497.02x = 628,596,342,259,208.75
  5. Step 5: Solve for x
    x = 628,596,342,259,208.75/28,018,497.02
  6. Step 6: Final answer
    x = 22,435,048.60

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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.