Home / 6,445,468.86-8,894,969.91-3,545,079.18

Finding the Fourth Proportional to 6,445,468.86, 8,894,969.91 and 3,545,079.18

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Solution

The fourth proportional to 6,445,468.86, 8,894,969.91 and 3,545,079.18 is: 4,892,331.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445,468.86 : 8,894,969.91 = 3,545,079.18 : x
  2. Step 2: Convert to fraction form
    6,445,468.86/8,894,969.91 = 3,545,079.18/x
  3. Step 3: Cross multiply
    6,445,468.86x = 8,894,969.91 × 3,545,079.18
  4. Step 4: Simplify right side
    6,445,468.86x = 31,533,372,634,667.48
  5. Step 5: Solve for x
    x = 31,533,372,634,667.48/6,445,468.86
  6. Step 6: Final answer
    x = 4,892,331.86

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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.