Home / 8,323,406.09-12,484,827.73-2,931,915.62

Finding the Fourth Proportional to 8,323,406.09, 12,484,827.73 and 2,931,915.62

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Solution

The fourth proportional to 8,323,406.09, 12,484,827.73 and 2,931,915.62 is: 4,397,774.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323,406.09 : 12,484,827.73 = 2,931,915.62 : x
  2. Step 2: Convert to fraction form
    8,323,406.09/12,484,827.73 = 2,931,915.62/x
  3. Step 3: Cross multiply
    8,323,406.09x = 12,484,827.73 × 2,931,915.62
  4. Step 4: Simplify right side
    8,323,406.09x = 36,604,461,364,842.22
  5. Step 5: Solve for x
    x = 36,604,461,364,842.22/8,323,406.09
  6. Step 6: Final answer
    x = 4,397,774.30

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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.