Home / 8,076,208.40-12,114,312.60-5,090,224.40

Finding the Fourth Proportional to 8,076,208.40, 12,114,312.60 and 5,090,224.40

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Solution

The fourth proportional to 8,076,208.40, 12,114,312.60 and 5,090,224.40 is: 7,635,336.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,208.40 : 12,114,312.60 = 5,090,224.40 : x
  2. Step 2: Convert to fraction form
    8,076,208.40/12,114,312.60 = 5,090,224.40/x
  3. Step 3: Cross multiply
    8,076,208.40x = 12,114,312.60 × 5,090,224.40
  4. Step 4: Simplify right side
    8,076,208.40x = 61,664,569,585,747.45
  5. Step 5: Solve for x
    x = 61,664,569,585,747.45/8,076,208.40
  6. Step 6: Final answer
    x = 7,635,336.60

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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.