Home / 7,718,905.46-10,652,106.02-4,234,272.87

Finding the Fourth Proportional to 7,718,905.46, 10,652,106.02 and 4,234,272.87

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Solution

The fourth proportional to 7,718,905.46, 10,652,106.02 and 4,234,272.87 is: 5,843,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718,905.46 : 10,652,106.02 = 4,234,272.87 : x
  2. Step 2: Convert to fraction form
    7,718,905.46/10,652,106.02 = 4,234,272.87/x
  3. Step 3: Cross multiply
    7,718,905.46x = 10,652,106.02 × 4,234,272.87
  4. Step 4: Simplify right side
    7,718,905.46x = 45,103,923,547,623.72
  5. Step 5: Solve for x
    x = 45,103,923,547,623.72/7,718,905.46
  6. Step 6: Final answer
    x = 5,843,305.60

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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.