Home / 8,662,648.84-13,006,747.20-4,831,955.68

Finding the Fourth Proportional to 8,662,648.84, 13,006,747.20 and 4,831,955.68

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Solution

The fourth proportional to 8,662,648.84, 13,006,747.20 and 4,831,955.68 is: 7,255,058.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662,648.84 : 13,006,747.20 = 4,831,955.68 : x
  2. Step 2: Convert to fraction form
    8,662,648.84/13,006,747.20 = 4,831,955.68/x
  3. Step 3: Cross multiply
    8,662,648.84x = 13,006,747.20 × 4,831,955.68
  4. Step 4: Simplify right side
    8,662,648.84x = 62,848,026,011,364.09
  5. Step 5: Solve for x
    x = 62,848,026,011,364.09/8,662,648.84
  6. Step 6: Final answer
    x = 7,255,058.72

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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.