Home / 30,965,981.49-46,431,038.84-10,488,838.05

Finding the Fourth Proportional to 30,965,981.49, 46,431,038.84 and 10,488,838.05

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Solution

The fourth proportional to 30,965,981.49, 46,431,038.84 and 10,488,838.05 is: 15,727,182.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,965,981.49 : 46,431,038.84 = 10,488,838.05 : x
  2. Step 2: Convert to fraction form
    30,965,981.49/46,431,038.84 = 10,488,838.05/x
  3. Step 3: Cross multiply
    30,965,981.49x = 46,431,038.84 × 10,488,838.05
  4. Step 4: Simplify right side
    30,965,981.49x = 487,007,646,833,575.69
  5. Step 5: Solve for x
    x = 487,007,646,833,575.69/30,965,981.49
  6. Step 6: Final answer
    x = 15,727,182.65

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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.