Home / 7,138,259.55-10,694,398.55-6,372,984.51

Finding the Fourth Proportional to 7,138,259.55, 10,694,398.55 and 6,372,984.51

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Solution

The fourth proportional to 7,138,259.55, 10,694,398.55 and 6,372,984.51 is: 9,547,878.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,138,259.55 : 10,694,398.55 = 6,372,984.51 : x
  2. Step 2: Convert to fraction form
    7,138,259.55/10,694,398.55 = 6,372,984.51/x
  3. Step 3: Cross multiply
    7,138,259.55x = 10,694,398.55 × 6,372,984.51
  4. Step 4: Simplify right side
    7,138,259.55x = 68,155,236,271,051.53
  5. Step 5: Solve for x
    x = 68,155,236,271,051.53/7,138,259.55
  6. Step 6: Final answer
    x = 9,547,878.69

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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.