Home / 8,938,688.70-12,335,343.74-4,864,336.86

Finding the Fourth Proportional to 8,938,688.70, 12,335,343.74 and 4,864,336.86

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Solution

The fourth proportional to 8,938,688.70, 12,335,343.74 and 4,864,336.86 is: 6,712,759.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938,688.70 : 12,335,343.74 = 4,864,336.86 : x
  2. Step 2: Convert to fraction form
    8,938,688.70/12,335,343.74 = 4,864,336.86/x
  3. Step 3: Cross multiply
    8,938,688.70x = 12,335,343.74 × 4,864,336.86
  4. Step 4: Simplify right side
    8,938,688.70x = 60,003,267,210,930.57
  5. Step 5: Solve for x
    x = 60,003,267,210,930.57/8,938,688.70
  6. Step 6: Final answer
    x = 6,712,759.47

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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.