Home / 5,157,572.72-7,117,621.00-2,834,547.58

Finding the Fourth Proportional to 5,157,572.72, 7,117,621.00 and 2,834,547.58

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Solution

The fourth proportional to 5,157,572.72, 7,117,621.00 and 2,834,547.58 is: 3,911,769.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157,572.72 : 7,117,621.00 = 2,834,547.58 : x
  2. Step 2: Convert to fraction form
    5,157,572.72/7,117,621.00 = 2,834,547.58/x
  3. Step 3: Cross multiply
    5,157,572.72x = 7,117,621.00 × 2,834,547.58
  4. Step 4: Simplify right side
    5,157,572.72x = 20,175,235,366,734.44
  5. Step 5: Solve for x
    x = 20,175,235,366,734.44/5,157,572.72
  6. Step 6: Final answer
    x = 3,911,769.44

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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.