Home / 10,291,159.90-14,202,672.87-5,708,957.50

Finding the Fourth Proportional to 10,291,159.90, 14,202,672.87 and 5,708,957.50

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Solution

The fourth proportional to 10,291,159.90, 14,202,672.87 and 5,708,957.50 is: 7,878,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291,159.90 : 14,202,672.87 = 5,708,957.50 : x
  2. Step 2: Convert to fraction form
    10,291,159.90/14,202,672.87 = 5,708,957.50/x
  3. Step 3: Cross multiply
    10,291,159.90x = 14,202,672.87 × 5,708,957.50
  4. Step 4: Simplify right side
    10,291,159.90x = 81,082,455,801,233.02
  5. Step 5: Solve for x
    x = 81,082,455,801,233.02/10,291,159.90
  6. Step 6: Final answer
    x = 7,878,845.20

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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.