Home / 55,125,767.04-76,073,558.58-30,685,254.72

Finding the Fourth Proportional to 55,125,767.04, 76,073,558.58 and 30,685,254.72

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Solution

The fourth proportional to 55,125,767.04, 76,073,558.58 and 30,685,254.72 is: 42,345,651.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,125,767.04 : 76,073,558.58 = 30,685,254.72 : x
  2. Step 2: Convert to fraction form
    55,125,767.04/76,073,558.58 = 30,685,254.72/x
  3. Step 3: Cross multiply
    55,125,767.04x = 76,073,558.58 × 30,685,254.72
  4. Step 4: Simplify right side
    55,125,767.04x = 2,334,336,522,484,141.50
  5. Step 5: Solve for x
    x = 2,334,336,522,484,141.50/55,125,767.04
  6. Step 6: Final answer
    x = 42,345,651.55

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1.5x scale

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.