Home / 9,894,421.84-13,655,120.19-5,485,531

Finding the Fourth Proportional to 9,894,421.84, 13,655,120.19 and 5,485,531

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Solution

The fourth proportional to 9,894,421.84, 13,655,120.19 and 5,485,531 is: 7,570,486.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,894,421.84 : 13,655,120.19 = 5,485,531 : x
  2. Step 2: Convert to fraction form
    9,894,421.84/13,655,120.19 = 5,485,531/x
  3. Step 3: Cross multiply
    9,894,421.84x = 13,655,120.19 × 5,485,531
  4. Step 4: Simplify right side
    9,894,421.84x = 74,905,585,110,970.89
  5. Step 5: Solve for x
    x = 74,905,585,110,970.89/9,894,421.84
  6. Step 6: Final answer
    x = 7,570,486.31

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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.