Home / 10,261,449.02-14,160,581.39-5,615,215.51

Finding the Fourth Proportional to 10,261,449.02, 14,160,581.39 and 5,615,215.51

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Solution

The fourth proportional to 10,261,449.02, 14,160,581.39 and 5,615,215.51 is: 7,748,877.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261,449.02 : 14,160,581.39 = 5,615,215.51 : x
  2. Step 2: Convert to fraction form
    10,261,449.02/14,160,581.39 = 5,615,215.51/x
  3. Step 3: Cross multiply
    10,261,449.02x = 14,160,581.39 × 5,615,215.51
  4. Step 4: Simplify right side
    10,261,449.02x = 79,514,716,259,070.73
  5. Step 5: Solve for x
    x = 79,514,716,259,070.73/10,261,449.02
  6. Step 6: Final answer
    x = 7,748,877.97

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1.5x scale

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.