Home / 4,920,671.40-7,381,007.10-3,021,253.80

Finding the Fourth Proportional to 4,920,671.40, 7,381,007.10 and 3,021,253.80

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Solution

The fourth proportional to 4,920,671.40, 7,381,007.10 and 3,021,253.80 is: 4,531,880.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,671.40 : 7,381,007.10 = 3,021,253.80 : x
  2. Step 2: Convert to fraction form
    4,920,671.40/7,381,007.10 = 3,021,253.80/x
  3. Step 3: Cross multiply
    4,920,671.40x = 7,381,007.10 × 3,021,253.80
  4. Step 4: Simplify right side
    4,920,671.40x = 22,299,895,748,701.98
  5. Step 5: Solve for x
    x = 22,299,895,748,701.98/4,920,671.40
  6. Step 6: Final answer
    x = 4,531,880.70

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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.