Home / 10,457,411.74-14,432,940.25-8,712,313.72

Finding the Fourth Proportional to 10,457,411.74, 14,432,940.25 and 8,712,313.72

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Solution

The fourth proportional to 10,457,411.74, 14,432,940.25 and 8,712,313.72 is: 12,024,419.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,411.74 : 14,432,940.25 = 8,712,313.72 : x
  2. Step 2: Convert to fraction form
    10,457,411.74/14,432,940.25 = 8,712,313.72/x
  3. Step 3: Cross multiply
    10,457,411.74x = 14,432,940.25 × 8,712,313.72
  4. Step 4: Simplify right side
    10,457,411.74x = 125,744,303,360,015.23
  5. Step 5: Solve for x
    x = 125,744,303,360,015.23/10,457,411.74
  6. Step 6: Final answer
    x = 12,024,419.28

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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.