Home / 51,222,216.65-70,685,828.35-28,017,140.63

Finding the Fourth Proportional to 51,222,216.65, 70,685,828.35 and 28,017,140.63

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Solution

The fourth proportional to 51,222,216.65, 70,685,828.35 and 28,017,140.63 is: 38,663,199.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222,216.65 : 70,685,828.35 = 28,017,140.63 : x
  2. Step 2: Convert to fraction form
    51,222,216.65/70,685,828.35 = 28,017,140.63/x
  3. Step 3: Cross multiply
    51,222,216.65x = 70,685,828.35 × 28,017,140.63
  4. Step 4: Simplify right side
    51,222,216.65x = 1,980,414,793,006,518.75
  5. Step 5: Solve for x
    x = 1,980,414,793,006,518.75/51,222,216.65
  6. Step 6: Final answer
    x = 38,663,199.73

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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.