Home / 55,316,583.53-76,334,884.57-30,536,238.52

Finding the Fourth Proportional to 55,316,583.53, 76,334,884.57 and 30,536,238.52

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Solution

The fourth proportional to 55,316,583.53, 76,334,884.57 and 30,536,238.52 is: 42,138,904.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,316,583.53 : 76,334,884.57 = 30,536,238.52 : x
  2. Step 2: Convert to fraction form
    55,316,583.53/76,334,884.57 = 30,536,238.52/x
  3. Step 3: Cross multiply
    55,316,583.53x = 76,334,884.57 × 30,536,238.52
  4. Step 4: Simplify right side
    55,316,583.53x = 2,330,980,242,759,776.50
  5. Step 5: Solve for x
    x = 2,330,980,242,759,776.50/55,316,583.53
  6. Step 6: Final answer
    x = 42,138,904.72

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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.