Home / 30,492,962.13-42,081,019.66-16,554,904.71

Finding the Fourth Proportional to 30,492,962.13, 42,081,019.66 and 16,554,904.71

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Solution

The fourth proportional to 30,492,962.13, 42,081,019.66 and 16,554,904.71 is: 22,846,165.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,492,962.13 : 42,081,019.66 = 16,554,904.71 : x
  2. Step 2: Convert to fraction form
    30,492,962.13/42,081,019.66 = 16,554,904.71/x
  3. Step 3: Cross multiply
    30,492,962.13x = 42,081,019.66 × 16,554,904.71
  4. Step 4: Simplify right side
    30,492,962.13x = 696,647,270,433,826.50
  5. Step 5: Solve for x
    x = 696,647,270,433,826.50/30,492,962.13
  6. Step 6: Final answer
    x = 22,846,165.86

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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.