Home / 51,885,461.64-71,602,081.37-28,364,282.59

Finding the Fourth Proportional to 51,885,461.64, 71,602,081.37 and 28,364,282.59

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Solution

The fourth proportional to 51,885,461.64, 71,602,081.37 and 28,364,282.59 is: 39,142,788.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,885,461.64 : 71,602,081.37 = 28,364,282.59 : x
  2. Step 2: Convert to fraction form
    51,885,461.64/71,602,081.37 = 28,364,282.59/x
  3. Step 3: Cross multiply
    51,885,461.64x = 71,602,081.37 × 28,364,282.59
  4. Step 4: Simplify right side
    51,885,461.64x = 2,030,941,670,180,924.75
  5. Step 5: Solve for x
    x = 2,030,941,670,180,924.75/51,885,461.64
  6. Step 6: Final answer
    x = 39,142,788.87

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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.