Home / 6,928,547.60-10,387,291.80-2,936,176.40

Finding the Fourth Proportional to 6,928,547.60, 10,387,291.80 and 2,936,176.40

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Solution

The fourth proportional to 6,928,547.60, 10,387,291.80 and 2,936,176.40 is: 4,401,921.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928,547.60 : 10,387,291.80 = 2,936,176.40 : x
  2. Step 2: Convert to fraction form
    6,928,547.60/10,387,291.80 = 2,936,176.40/x
  3. Step 3: Cross multiply
    6,928,547.60x = 10,387,291.80 × 2,936,176.40
  4. Step 4: Simplify right side
    6,928,547.60x = 30,498,921,043,073.52
  5. Step 5: Solve for x
    x = 30,498,921,043,073.52/6,928,547.60
  6. Step 6: Final answer
    x = 4,401,921.27

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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.