Home / 93,219,769.76-139,823,798.13-28,518,434.24

Finding the Fourth Proportional to 93,219,769.76, 139,823,798.13 and 28,518,434.24

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Solution

The fourth proportional to 93,219,769.76, 139,823,798.13 and 28,518,434.24 is: 42,775,859.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,219,769.76 : 139,823,798.13 = 28,518,434.24 : x
  2. Step 2: Convert to fraction form
    93,219,769.76/139,823,798.13 = 28,518,434.24/x
  3. Step 3: Cross multiply
    93,219,769.76x = 139,823,798.13 × 28,518,434.24
  4. Step 4: Simplify right side
    93,219,769.76x = 3,987,555,791,458,321
  5. Step 5: Solve for x
    x = 3,987,555,791,458,321/93,219,769.76
  6. Step 6: Final answer
    x = 42,775,859.69

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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.