Home / 9,161,159.21-12,647,307.95-7,063,420.02

Finding the Fourth Proportional to 9,161,159.21, 12,647,307.95 and 7,063,420.02

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Solution

The fourth proportional to 9,161,159.21, 12,647,307.95 and 7,063,420.02 is: 9,751,303.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,161,159.21 : 12,647,307.95 = 7,063,420.02 : x
  2. Step 2: Convert to fraction form
    9,161,159.21/12,647,307.95 = 7,063,420.02/x
  3. Step 3: Cross multiply
    9,161,159.21x = 12,647,307.95 × 7,063,420.02
  4. Step 4: Simplify right side
    9,161,159.21x = 89,333,248,185,245.47
  5. Step 5: Solve for x
    x = 89,333,248,185,245.47/9,161,159.21
  6. Step 6: Final answer
    x = 9,751,303.97

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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.