Home / 6,579,901.80-9,869,852.70-4,985,578.80

Finding the Fourth Proportional to 6,579,901.80, 9,869,852.70 and 4,985,578.80

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Solution

The fourth proportional to 6,579,901.80, 9,869,852.70 and 4,985,578.80 is: 7,478,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579,901.80 : 9,869,852.70 = 4,985,578.80 : x
  2. Step 2: Convert to fraction form
    6,579,901.80/9,869,852.70 = 4,985,578.80/x
  3. Step 3: Cross multiply
    6,579,901.80x = 9,869,852.70 × 4,985,578.80
  4. Step 4: Simplify right side
    6,579,901.80x = 49,206,928,380,242.76
  5. Step 5: Solve for x
    x = 49,206,928,380,242.76/6,579,901.80
  6. Step 6: Final answer
    x = 7,478,368.20

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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.