Home / 8,877,051.17-12,258,791.21-8,393,432.46

Finding the Fourth Proportional to 8,877,051.17, 12,258,791.21 and 8,393,432.46

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Solution

The fourth proportional to 8,877,051.17, 12,258,791.21 and 8,393,432.46 is: 11,590,936.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877,051.17 : 12,258,791.21 = 8,393,432.46 : x
  2. Step 2: Convert to fraction form
    8,877,051.17/12,258,791.21 = 8,393,432.46/x
  3. Step 3: Cross multiply
    8,877,051.17x = 12,258,791.21 × 8,393,432.46
  4. Step 4: Simplify right side
    8,877,051.17x = 102,893,336,020,409.53
  5. Step 5: Solve for x
    x = 102,893,336,020,409.53/8,877,051.17
  6. Step 6: Final answer
    x = 11,590,936.46

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Double scale
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1.5x scale

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.