Home / 6,606,083.80-9,909,125.70-2,118,813.40

Finding the Fourth Proportional to 6,606,083.80, 9,909,125.70 and 2,118,813.40

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Solution

The fourth proportional to 6,606,083.80, 9,909,125.70 and 2,118,813.40 is: 3,178,220.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606,083.80 : 9,909,125.70 = 2,118,813.40 : x
  2. Step 2: Convert to fraction form
    6,606,083.80/9,909,125.70 = 2,118,813.40/x
  3. Step 3: Cross multiply
    6,606,083.80x = 9,909,125.70 × 2,118,813.40
  4. Step 4: Simplify right side
    6,606,083.80x = 20,995,588,315,444.38
  5. Step 5: Solve for x
    x = 20,995,588,315,444.38/6,606,083.80
  6. Step 6: Final answer
    x = 3,178,220.10

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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.