Home / 8,773,283.76-12,107,063.16-4,905,812.40

Finding the Fourth Proportional to 8,773,283.76, 12,107,063.16 and 4,905,812.40

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Solution

The fourth proportional to 8,773,283.76, 12,107,063.16 and 4,905,812.40 is: 6,769,982.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,773,283.76 : 12,107,063.16 = 4,905,812.40 : x
  2. Step 2: Convert to fraction form
    8,773,283.76/12,107,063.16 = 4,905,812.40/x
  3. Step 3: Cross multiply
    8,773,283.76x = 12,107,063.16 × 4,905,812.40
  4. Step 4: Simplify right side
    8,773,283.76x = 59,394,980,577,911.19
  5. Step 5: Solve for x
    x = 59,394,980,577,911.19/8,773,283.76
  6. Step 6: Final answer
    x = 6,769,982.85

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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.