Home / 9,352,485.60-12,905,135.28-5,222,012.64

Finding the Fourth Proportional to 9,352,485.60, 12,905,135.28 and 5,222,012.64

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Solution

The fourth proportional to 9,352,485.60, 12,905,135.28 and 5,222,012.64 is: 7,205,654.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,352,485.60 : 12,905,135.28 = 5,222,012.64 : x
  2. Step 2: Convert to fraction form
    9,352,485.60/12,905,135.28 = 5,222,012.64/x
  3. Step 3: Cross multiply
    9,352,485.60x = 12,905,135.28 × 5,222,012.64
  4. Step 4: Simplify right side
    9,352,485.60x = 67,390,779,553,069.93
  5. Step 5: Solve for x
    x = 67,390,779,553,069.93/9,352,485.60
  6. Step 6: Final answer
    x = 7,205,654.46

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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.