Home / 6,603,842.88-9,109,442.08-4,152,574.40

Finding the Fourth Proportional to 6,603,842.88, 9,109,442.08 and 4,152,574.40

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Solution

The fourth proportional to 6,603,842.88, 9,109,442.08 and 4,152,574.40 is: 5,728,124.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603,842.88 : 9,109,442.08 = 4,152,574.40 : x
  2. Step 2: Convert to fraction form
    6,603,842.88/9,109,442.08 = 4,152,574.40/x
  3. Step 3: Cross multiply
    6,603,842.88x = 9,109,442.08 × 4,152,574.40
  4. Step 4: Simplify right side
    6,603,842.88x = 37,827,635,979,690.75
  5. Step 5: Solve for x
    x = 37,827,635,979,690.75/6,603,842.88
  6. Step 6: Final answer
    x = 5,728,124.77

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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.