Home / 30,888,386.43-46,335,272.43-10,132,601.40

Finding the Fourth Proportional to 30,888,386.43, 46,335,272.43 and 10,132,601.40

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Solution

The fourth proportional to 30,888,386.43, 46,335,272.43 and 10,132,601.40 is: 15,199,785.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,888,386.43 : 46,335,272.43 = 10,132,601.40 : x
  2. Step 2: Convert to fraction form
    30,888,386.43/46,335,272.43 = 10,132,601.40/x
  3. Step 3: Cross multiply
    30,888,386.43x = 46,335,272.43 × 10,132,601.40
  4. Step 4: Simplify right side
    30,888,386.43x = 469,496,846,293,599.44
  5. Step 5: Solve for x
    x = 469,496,846,293,599.44/30,888,386.43
  6. Step 6: Final answer
    x = 15,199,785.44

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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.