Home / 28,781,955.51-43,168,203.13-10,334,081.51

Finding the Fourth Proportional to 28,781,955.51, 43,168,203.13 and 10,334,081.51

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Solution

The fourth proportional to 28,781,955.51, 43,168,203.13 and 10,334,081.51 is: 15,499,423.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,781,955.51 : 43,168,203.13 = 10,334,081.51 : x
  2. Step 2: Convert to fraction form
    28,781,955.51/43,168,203.13 = 10,334,081.51/x
  3. Step 3: Cross multiply
    28,781,955.51x = 43,168,203.13 × 10,334,081.51
  4. Step 4: Simplify right side
    28,781,955.51x = 446,103,729,785,657.12
  5. Step 5: Solve for x
    x = 446,103,729,785,657.12/28,781,955.51
  6. Step 6: Final answer
    x = 15,499,423.92

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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.