Home / 5,676,823.32-8,518,995.78-3,119,823.96

Finding the Fourth Proportional to 5,676,823.32, 8,518,995.78 and 3,119,823.96

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Solution

The fourth proportional to 5,676,823.32, 8,518,995.78 and 3,119,823.96 is: 4,681,802.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676,823.32 : 8,518,995.78 = 3,119,823.96 : x
  2. Step 2: Convert to fraction form
    5,676,823.32/8,518,995.78 = 3,119,823.96/x
  3. Step 3: Cross multiply
    5,676,823.32x = 8,518,995.78 × 3,119,823.96
  4. Step 4: Simplify right side
    5,676,823.32x = 26,577,767,149,582.89
  5. Step 5: Solve for x
    x = 26,577,767,149,582.89/5,676,823.32
  6. Step 6: Final answer
    x = 4,681,802.77

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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.