Home / 10,512,957.16-14,507,878.18-5,929,268.20

Finding the Fourth Proportional to 10,512,957.16, 14,507,878.18 and 5,929,268.20

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Solution

The fourth proportional to 10,512,957.16, 14,507,878.18 and 5,929,268.20 is: 8,182,388.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512,957.16 : 14,507,878.18 = 5,929,268.20 : x
  2. Step 2: Convert to fraction form
    10,512,957.16/14,507,878.18 = 5,929,268.20/x
  3. Step 3: Cross multiply
    10,512,957.16x = 14,507,878.18 × 5,929,268.20
  4. Step 4: Simplify right side
    10,512,957.16x = 86,021,100,742,147.88
  5. Step 5: Solve for x
    x = 86,021,100,742,147.88/10,512,957.16
  6. Step 6: Final answer
    x = 8,182,388.59

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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.