Home / 9,710,403.02-13,399,402.12-5,359,208.42

Finding the Fourth Proportional to 9,710,403.02, 13,399,402.12 and 5,359,208.42

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Solution

The fourth proportional to 9,710,403.02, 13,399,402.12 and 5,359,208.42 is: 7,395,181.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710,403.02 : 13,399,402.12 = 5,359,208.42 : x
  2. Step 2: Convert to fraction form
    9,710,403.02/13,399,402.12 = 5,359,208.42/x
  3. Step 3: Cross multiply
    9,710,403.02x = 13,399,402.12 × 5,359,208.42
  4. Step 4: Simplify right side
    9,710,403.02x = 71,810,188,609,201.38
  5. Step 5: Solve for x
    x = 71,810,188,609,201.38/9,710,403.02
  6. Step 6: Final answer
    x = 7,395,181.07

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1.5x scale

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.