Home / 4,863,510.30-6,711,991.72-2,688,006.64

Finding the Fourth Proportional to 4,863,510.30, 6,711,991.72 and 2,688,006.64

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Solution

The fourth proportional to 4,863,510.30, 6,711,991.72 and 2,688,006.64 is: 3,709,641.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863,510.30 : 6,711,991.72 = 2,688,006.64 : x
  2. Step 2: Convert to fraction form
    4,863,510.30/6,711,991.72 = 2,688,006.64/x
  3. Step 3: Cross multiply
    4,863,510.30x = 6,711,991.72 × 2,688,006.64
  4. Step 4: Simplify right side
    4,863,510.30x = 18,041,878,310,985.02
  5. Step 5: Solve for x
    x = 18,041,878,310,985.02/4,863,510.30
  6. Step 6: Final answer
    x = 3,709,641.23

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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.