Home / 55,196,700.64-76,171,950.63-30,417,776.55

Finding the Fourth Proportional to 55,196,700.64, 76,171,950.63 and 30,417,776.55

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Solution

The fourth proportional to 55,196,700.64, 76,171,950.63 and 30,417,776.55 is: 41,976,809.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,196,700.64 : 76,171,950.63 = 30,417,776.55 : x
  2. Step 2: Convert to fraction form
    55,196,700.64/76,171,950.63 = 30,417,776.55/x
  3. Step 3: Cross multiply
    55,196,700.64x = 76,171,950.63 × 30,417,776.55
  4. Step 4: Simplify right side
    55,196,700.64x = 2,316,981,373,869,583
  5. Step 5: Solve for x
    x = 2,316,981,373,869,583/55,196,700.64
  6. Step 6: Final answer
    x = 41,976,809.25

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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.