Home / 9,026,931.68-12,457,165.70-5,159,535.88

Finding the Fourth Proportional to 9,026,931.68, 12,457,165.70 and 5,159,535.88

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Solution

The fourth proportional to 9,026,931.68, 12,457,165.70 and 5,159,535.88 is: 7,120,159.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,026,931.68 : 12,457,165.70 = 5,159,535.88 : x
  2. Step 2: Convert to fraction form
    9,026,931.68/12,457,165.70 = 5,159,535.88/x
  3. Step 3: Cross multiply
    9,026,931.68x = 12,457,165.70 × 5,159,535.88
  4. Step 4: Simplify right side
    9,026,931.68x = 64,273,193,392,255.31
  5. Step 5: Solve for x
    x = 64,273,193,392,255.31/9,026,931.68
  6. Step 6: Final answer
    x = 7,120,159.50

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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.