Home / 51,601,580.17-71,209,259.57-28,079,314.72

Finding the Fourth Proportional to 51,601,580.17, 71,209,259.57 and 28,079,314.72

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Solution

The fourth proportional to 51,601,580.17, 71,209,259.57 and 28,079,314.72 is: 38,748,953.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,601,580.17 : 71,209,259.57 = 28,079,314.72 : x
  2. Step 2: Convert to fraction form
    51,601,580.17/71,209,259.57 = 28,079,314.72/x
  3. Step 3: Cross multiply
    51,601,580.17x = 71,209,259.57 × 28,079,314.72
  4. Step 4: Simplify right side
    51,601,580.17x = 1,999,507,210,336,377.25
  5. Step 5: Solve for x
    x = 1,999,507,210,336,377.25/51,601,580.17
  6. Step 6: Final answer
    x = 38,748,953.11

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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.