Home / 4,678,948.80-7,004,426.40-4,119,076.80

Finding the Fourth Proportional to 4,678,948.80, 7,004,426.40 and 4,119,076.80

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Solution

The fourth proportional to 4,678,948.80, 7,004,426.40 and 4,119,076.80 is: 6,166,293.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,948.80 : 7,004,426.40 = 4,119,076.80 : x
  2. Step 2: Convert to fraction form
    4,678,948.80/7,004,426.40 = 4,119,076.80/x
  3. Step 3: Cross multiply
    4,678,948.80x = 7,004,426.40 × 4,119,076.80
  4. Step 4: Simplify right side
    4,678,948.80x = 28,851,770,281,547.52
  5. Step 5: Solve for x
    x = 28,851,770,281,547.52/4,678,948.80
  6. Step 6: Final answer
    x = 6,166,293.22

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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.