Home / 22,051,576.71-30,429,925.87-12,261,810.71

Finding the Fourth Proportional to 22,051,576.71, 30,429,925.87 and 12,261,810.71

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Solution

The fourth proportional to 22,051,576.71, 30,429,925.87 and 12,261,810.71 is: 16,920,603.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,051,576.71 : 30,429,925.87 = 12,261,810.71 : x
  2. Step 2: Convert to fraction form
    22,051,576.71/30,429,925.87 = 12,261,810.71/x
  3. Step 3: Cross multiply
    22,051,576.71x = 30,429,925.87 × 12,261,810.71
  4. Step 4: Simplify right side
    22,051,576.71x = 373,125,990,937,272.12
  5. Step 5: Solve for x
    x = 373,125,990,937,272.12/22,051,576.71
  6. Step 6: Final answer
    x = 16,920,603.72

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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.