Home / 5,070,975.70-6,997,906.29-2,779,130.92

Finding the Fourth Proportional to 5,070,975.70, 6,997,906.29 and 2,779,130.92

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Solution

The fourth proportional to 5,070,975.70, 6,997,906.29 and 2,779,130.92 is: 3,835,178.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070,975.70 : 6,997,906.29 = 2,779,130.92 : x
  2. Step 2: Convert to fraction form
    5,070,975.70/6,997,906.29 = 2,779,130.92/x
  3. Step 3: Cross multiply
    5,070,975.70x = 6,997,906.29 × 2,779,130.92
  4. Step 4: Simplify right side
    5,070,975.70x = 19,448,097,745,801.49
  5. Step 5: Solve for x
    x = 19,448,097,745,801.49/5,070,975.70
  6. Step 6: Final answer
    x = 3,835,178.65

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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.