Home / 9,287,070.10-13,918,795.35-8,271,427.30

Finding the Fourth Proportional to 9,287,070.10, 13,918,795.35 and 8,271,427.30

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Solution

The fourth proportional to 9,287,070.10, 13,918,795.35 and 8,271,427.30 is: 12,396,622.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287,070.10 : 13,918,795.35 = 8,271,427.30 : x
  2. Step 2: Convert to fraction form
    9,287,070.10/13,918,795.35 = 8,271,427.30/x
  3. Step 3: Cross multiply
    9,287,070.10x = 13,918,795.35 × 8,271,427.30
  4. Step 4: Simplify right side
    9,287,070.10x = 115,128,303,841,103.05
  5. Step 5: Solve for x
    x = 115,128,303,841,103.05/9,287,070.10
  6. Step 6: Final answer
    x = 12,396,622.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.