Home / 30,894,643.20-46,341,734.40-9,329,203.20

Finding the Fourth Proportional to 30,894,643.20, 46,341,734.40 and 9,329,203.20

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Solution

The fourth proportional to 30,894,643.20, 46,341,734.40 and 9,329,203.20 is: 13,993,735.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,894,643.20 : 46,341,734.40 = 9,329,203.20 : x
  2. Step 2: Convert to fraction form
    30,894,643.20/46,341,734.40 = 9,329,203.20/x
  3. Step 3: Cross multiply
    30,894,643.20x = 46,341,734.40 × 9,329,203.20
  4. Step 4: Simplify right side
    30,894,643.20x = 432,331,456,858,030.06
  5. Step 5: Solve for x
    x = 432,331,456,858,030.06/30,894,643.20
  6. Step 6: Final answer
    x = 13,993,735.23

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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.