Home / 8,665,979.04-11,959,176.96-4,798,492.80

Finding the Fourth Proportional to 8,665,979.04, 11,959,176.96 and 4,798,492.80

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Solution

The fourth proportional to 8,665,979.04, 11,959,176.96 and 4,798,492.80 is: 6,621,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665,979.04 : 11,959,176.96 = 4,798,492.80 : x
  2. Step 2: Convert to fraction form
    8,665,979.04/11,959,176.96 = 4,798,492.80/x
  3. Step 3: Cross multiply
    8,665,979.04x = 11,959,176.96 × 4,798,492.80
  4. Step 4: Simplify right side
    8,665,979.04x = 57,386,024,536,485.89
  5. Step 5: Solve for x
    x = 57,386,024,536,485.89/8,665,979.04
  6. Step 6: Final answer
    x = 6,621,989.77

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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.