Home / 8,028,430.88-12,039,946.73-2,909,789.29

Finding the Fourth Proportional to 8,028,430.88, 12,039,946.73 and 2,909,789.29

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Solution

The fourth proportional to 8,028,430.88, 12,039,946.73 and 2,909,789.29 is: 4,363,705.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028,430.88 : 12,039,946.73 = 2,909,789.29 : x
  2. Step 2: Convert to fraction form
    8,028,430.88/12,039,946.73 = 2,909,789.29/x
  3. Step 3: Cross multiply
    8,028,430.88x = 12,039,946.73 × 2,909,789.29
  4. Step 4: Simplify right side
    8,028,430.88x = 35,033,708,013,387.42
  5. Step 5: Solve for x
    x = 35,033,708,013,387.42/8,028,430.88
  6. Step 6: Final answer
    x = 4,363,705.50

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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.