Home / 51,547,423.52-71,133,531.36-28,341,169.76

Finding the Fourth Proportional to 51,547,423.52, 71,133,531.36 and 28,341,169.76

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Solution

The fourth proportional to 51,547,423.52, 71,133,531.36 and 28,341,169.76 is: 39,109,762.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,547,423.52 : 71,133,531.36 = 28,341,169.76 : x
  2. Step 2: Convert to fraction form
    51,547,423.52/71,133,531.36 = 28,341,169.76/x
  3. Step 3: Cross multiply
    51,547,423.52x = 71,133,531.36 × 28,341,169.76
  4. Step 4: Simplify right side
    51,547,423.52x = 2,016,007,487,902,043.75
  5. Step 5: Solve for x
    x = 2,016,007,487,902,043.75/51,547,423.52
  6. Step 6: Final answer
    x = 39,109,762.43

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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.