Home / 8,425,497.60-12,638,246.40-6,745,881.60

Finding the Fourth Proportional to 8,425,497.60, 12,638,246.40 and 6,745,881.60

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Solution

The fourth proportional to 8,425,497.60, 12,638,246.40 and 6,745,881.60 is: 10,118,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425,497.60 : 12,638,246.40 = 6,745,881.60 : x
  2. Step 2: Convert to fraction form
    8,425,497.60/12,638,246.40 = 6,745,881.60/x
  3. Step 3: Cross multiply
    8,425,497.60x = 12,638,246.40 × 6,745,881.60
  4. Step 4: Simplify right side
    8,425,497.60x = 85,256,113,846,026.23
  5. Step 5: Solve for x
    x = 85,256,113,846,026.23/8,425,497.60
  6. Step 6: Final answer
    x = 10,118,822.40

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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.