Home / 7,688,728.80-10,610,258.96-4,250,881.44

Finding the Fourth Proportional to 7,688,728.80, 10,610,258.96 and 4,250,881.44

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Solution

The fourth proportional to 7,688,728.80, 10,610,258.96 and 4,250,881.44 is: 5,866,113.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688,728.80 : 10,610,258.96 = 4,250,881.44 : x
  2. Step 2: Convert to fraction form
    7,688,728.80/10,610,258.96 = 4,250,881.44/x
  3. Step 3: Cross multiply
    7,688,728.80x = 10,610,258.96 × 4,250,881.44
  4. Step 4: Simplify right side
    7,688,728.80x = 45,102,952,886,657.71
  5. Step 5: Solve for x
    x = 45,102,952,886,657.71/7,688,728.80
  6. Step 6: Final answer
    x = 5,866,113.12

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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.