Home / 10,457,381.65-14,432,898.89-8,712,283.81

Finding the Fourth Proportional to 10,457,381.65, 14,432,898.89 and 8,712,283.81

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Solution

The fourth proportional to 10,457,381.65, 14,432,898.89 and 8,712,283.81 is: 12,024,378.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,381.65 : 14,432,898.89 = 8,712,283.81 : x
  2. Step 2: Convert to fraction form
    10,457,381.65/14,432,898.89 = 8,712,283.81/x
  3. Step 3: Cross multiply
    10,457,381.65x = 14,432,898.89 × 8,712,283.81
  4. Step 4: Simplify right side
    10,457,381.65x = 125,743,511,330,713.98
  5. Step 5: Solve for x
    x = 125,743,511,330,713.98/10,457,381.65
  6. Step 6: Final answer
    x = 12,024,378.14

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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.