Home / 5,368,038.40-7,408,096.88-3,076,641.28

Finding the Fourth Proportional to 5,368,038.40, 7,408,096.88 and 3,076,641.28

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Solution

The fourth proportional to 5,368,038.40, 7,408,096.88 and 3,076,641.28 is: 4,245,881.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368,038.40 : 7,408,096.88 = 3,076,641.28 : x
  2. Step 2: Convert to fraction form
    5,368,038.40/7,408,096.88 = 3,076,641.28/x
  3. Step 3: Cross multiply
    5,368,038.40x = 7,408,096.88 × 3,076,641.28
  4. Step 4: Simplify right side
    5,368,038.40x = 22,792,056,667,247.20
  5. Step 5: Solve for x
    x = 22,792,056,667,247.20/5,368,038.40
  6. Step 6: Final answer
    x = 4,245,881.82

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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.