Home / 8,559,745.47-12,831,580.85-2,875,994.91

Finding the Fourth Proportional to 8,559,745.47, 12,831,580.85 and 2,875,994.91

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Solution

The fourth proportional to 8,559,745.47, 12,831,580.85 and 2,875,994.91 is: 4,311,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559,745.47 : 12,831,580.85 = 2,875,994.91 : x
  2. Step 2: Convert to fraction form
    8,559,745.47/12,831,580.85 = 2,875,994.91/x
  3. Step 3: Cross multiply
    8,559,745.47x = 12,831,580.85 × 2,875,994.91
  4. Step 4: Simplify right side
    8,559,745.47x = 36,903,561,197,473.50
  5. Step 5: Solve for x
    x = 36,903,561,197,473.50/8,559,745.47
  6. Step 6: Final answer
    x = 4,311,291.89

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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.