Home / 49,212,509.27-67,915,326.15-28,304,547.74

Finding the Fourth Proportional to 49,212,509.27, 67,915,326.15 and 28,304,547.74

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Solution

The fourth proportional to 49,212,509.27, 67,915,326.15 and 28,304,547.74 is: 39,061,462.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,212,509.27 : 67,915,326.15 = 28,304,547.74 : x
  2. Step 2: Convert to fraction form
    49,212,509.27/67,915,326.15 = 28,304,547.74/x
  3. Step 3: Cross multiply
    49,212,509.27x = 67,915,326.15 × 28,304,547.74
  4. Step 4: Simplify right side
    49,212,509.27x = 1,922,312,590,950,769
  5. Step 5: Solve for x
    x = 1,922,312,590,950,769/49,212,509.27
  6. Step 6: Final answer
    x = 39,061,462.61

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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.