Home / 51,547,227.52-71,133,260.88-28,340,973.76

Finding the Fourth Proportional to 51,547,227.52, 71,133,260.88 and 28,340,973.76

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Solution

The fourth proportional to 51,547,227.52, 71,133,260.88 and 28,340,973.76 is: 39,109,491.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,547,227.52 : 71,133,260.88 = 28,340,973.76 : x
  2. Step 2: Convert to fraction form
    51,547,227.52/71,133,260.88 = 28,340,973.76/x
  3. Step 3: Cross multiply
    51,547,227.52x = 71,133,260.88 × 28,340,973.76
  4. Step 4: Simplify right side
    51,547,227.52x = 2,015,985,880,063,314.50
  5. Step 5: Solve for x
    x = 2,015,985,880,063,314.50/51,547,227.52
  6. Step 6: Final answer
    x = 39,109,491.96

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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.