Home / 10,457,372.50-14,432,886.30-8,712,274.68

Finding the Fourth Proportional to 10,457,372.50, 14,432,886.30 and 8,712,274.68

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Solution

The fourth proportional to 10,457,372.50, 14,432,886.30 and 8,712,274.68 is: 12,024,365.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,372.50 : 14,432,886.30 = 8,712,274.68 : x
  2. Step 2: Convert to fraction form
    10,457,372.50/14,432,886.30 = 8,712,274.68/x
  3. Step 3: Cross multiply
    10,457,372.50x = 14,432,886.30 × 8,712,274.68
  4. Step 4: Simplify right side
    10,457,372.50x = 125,743,269,903,479.92
  5. Step 5: Solve for x
    x = 125,743,269,903,479.92/10,457,372.50
  6. Step 6: Final answer
    x = 12,024,365.58

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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.