Home / 9,712,643.54-13,403,096.76-5,361,636.42

Finding the Fourth Proportional to 9,712,643.54, 13,403,096.76 and 5,361,636.42

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Solution

The fourth proportional to 9,712,643.54, 13,403,096.76 and 5,361,636.42 is: 7,398,864.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,643.54 : 13,403,096.76 = 5,361,636.42 : x
  2. Step 2: Convert to fraction form
    9,712,643.54/13,403,096.76 = 5,361,636.42/x
  3. Step 3: Cross multiply
    9,712,643.54x = 13,403,096.76 × 5,361,636.42
  4. Step 4: Simplify right side
    9,712,643.54x = 71,862,531,729,200
  5. Step 5: Solve for x
    x = 71,862,531,729,200/9,712,643.54
  6. Step 6: Final answer
    x = 7,398,864.32

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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.