Home / 40,514,930.76-60,782,064-13,221,274.16

Finding the Fourth Proportional to 40,514,930.76, 60,782,064 and 13,221,274.16

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Solution

The fourth proportional to 40,514,930.76, 60,782,064 and 13,221,274.16 is: 19,835,066.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,514,930.76 : 60,782,064 = 13,221,274.16 : x
  2. Step 2: Convert to fraction form
    40,514,930.76/60,782,064 = 13,221,274.16/x
  3. Step 3: Cross multiply
    40,514,930.76x = 60,782,064 × 13,221,274.16
  4. Step 4: Simplify right side
    40,514,930.76x = 803,616,332,154,666.25
  5. Step 5: Solve for x
    x = 803,616,332,154,666.25/40,514,930.76
  6. Step 6: Final answer
    x = 19,835,066.16

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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.