Home / 40,255,153.48-60,326,865.76-18,341,979.82

Finding the Fourth Proportional to 40,255,153.48, 60,326,865.76 and 18,341,979.82

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Solution

The fourth proportional to 40,255,153.48, 60,326,865.76 and 18,341,979.82 is: 27,487,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,255,153.48 : 60,326,865.76 = 18,341,979.82 : x
  2. Step 2: Convert to fraction form
    40,255,153.48/60,326,865.76 = 18,341,979.82/x
  3. Step 3: Cross multiply
    40,255,153.48x = 60,326,865.76 × 18,341,979.82
  4. Step 4: Simplify right side
    40,255,153.48x = 1,106,514,154,373,769
  5. Step 5: Solve for x
    x = 1,106,514,154,373,769/40,255,153.48
  6. Step 6: Final answer
    x = 27,487,515.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.