Home / 66,692,818.69-92,036,089.79-36,169,426.69

Finding the Fourth Proportional to 66,692,818.69, 92,036,089.79 and 36,169,426.69

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Solution

The fourth proportional to 66,692,818.69, 92,036,089.79 and 36,169,426.69 is: 49,913,808.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,692,818.69 : 92,036,089.79 = 36,169,426.69 : x
  2. Step 2: Convert to fraction form
    66,692,818.69/92,036,089.79 = 36,169,426.69/x
  3. Step 3: Cross multiply
    66,692,818.69x = 92,036,089.79 × 36,169,426.69
  4. Step 4: Simplify right side
    66,692,818.69x = 3,328,892,602,218,360
  5. Step 5: Solve for x
    x = 3,328,892,602,218,360/66,692,818.69
  6. Step 6: Final answer
    x = 49,913,808.83

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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.