Home / 8,408,486.60-12,604,856.70-6,585,840.80

Finding the Fourth Proportional to 8,408,486.60, 12,604,856.70 and 6,585,840.80

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Solution

The fourth proportional to 8,408,486.60, 12,604,856.70 and 6,585,840.80 is: 9,872,594.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408,486.60 : 12,604,856.70 = 6,585,840.80 : x
  2. Step 2: Convert to fraction form
    8,408,486.60/12,604,856.70 = 6,585,840.80/x
  3. Step 3: Cross multiply
    8,408,486.60x = 12,604,856.70 × 6,585,840.80
  4. Step 4: Simplify right side
    8,408,486.60x = 83,013,579,533,013.36
  5. Step 5: Solve for x
    x = 83,013,579,533,013.36/8,408,486.60
  6. Step 6: Final answer
    x = 9,872,594.62

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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.