Home / 6,878,011.92-10,303,565.10-5,665,329.52

Finding the Fourth Proportional to 6,878,011.92, 10,303,565.10 and 5,665,329.52

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Solution

The fourth proportional to 6,878,011.92, 10,303,565.10 and 5,665,329.52 is: 8,486,913.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,011.92 : 10,303,565.10 = 5,665,329.52 : x
  2. Step 2: Convert to fraction form
    6,878,011.92/10,303,565.10 = 5,665,329.52/x
  3. Step 3: Cross multiply
    6,878,011.92x = 10,303,565.10 × 5,665,329.52
  4. Step 4: Simplify right side
    6,878,011.92x = 58,373,091,522,271.74
  5. Step 5: Solve for x
    x = 58,373,091,522,271.74/6,878,011.92
  6. Step 6: Final answer
    x = 8,486,913.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.