Home / 8,323,418.34-12,484,846.10-2,931,927.86

Finding the Fourth Proportional to 8,323,418.34, 12,484,846.10 and 2,931,927.86

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Solution

The fourth proportional to 8,323,418.34, 12,484,846.10 and 2,931,927.86 is: 4,397,792.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323,418.34 : 12,484,846.10 = 2,931,927.86 : x
  2. Step 2: Convert to fraction form
    8,323,418.34/12,484,846.10 = 2,931,927.86/x
  3. Step 3: Cross multiply
    8,323,418.34x = 12,484,846.10 × 2,931,927.86
  4. Step 4: Simplify right side
    8,323,418.34x = 36,604,668,108,402.34
  5. Step 5: Solve for x
    x = 36,604,668,108,402.34/8,323,418.34
  6. Step 6: Final answer
    x = 4,397,792.66

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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.