Home / 35,381,065.65-48,827,880.12-21,256,572.43

Finding the Fourth Proportional to 35,381,065.65, 48,827,880.12 and 21,256,572.43

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Solution

The fourth proportional to 35,381,065.65, 48,827,880.12 and 21,256,572.43 is: 29,335,277.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,381,065.65 : 48,827,880.12 = 21,256,572.43 : x
  2. Step 2: Convert to fraction form
    35,381,065.65/48,827,880.12 = 21,256,572.43/x
  3. Step 3: Cross multiply
    35,381,065.65x = 48,827,880.12 × 21,256,572.43
  4. Step 4: Simplify right side
    35,381,065.65x = 1,037,913,370,374,137
  5. Step 5: Solve for x
    x = 1,037,913,370,374,137/35,381,065.65
  6. Step 6: Final answer
    x = 29,335,277.25

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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.