Home / 10,812,984-14,920,312.78-6,567,344.52

Finding the Fourth Proportional to 10,812,984, 14,920,312.78 and 6,567,344.52

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Solution

The fourth proportional to 10,812,984, 14,920,312.78 and 6,567,344.52 is: 9,061,960.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812,984 : 14,920,312.78 = 6,567,344.52 : x
  2. Step 2: Convert to fraction form
    10,812,984/14,920,312.78 = 6,567,344.52/x
  3. Step 3: Cross multiply
    10,812,984x = 14,920,312.78 × 6,567,344.52
  4. Step 4: Simplify right side
    10,812,984x = 97,986,834,372,418.95
  5. Step 5: Solve for x
    x = 97,986,834,372,418.95/10,812,984
  6. Step 6: Final answer
    x = 9,061,960.54

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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.