Home / 7,141,607.52-9,858,434.30-4,821,642.72

Finding the Fourth Proportional to 7,141,607.52, 9,858,434.30 and 4,821,642.72

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Solution

The fourth proportional to 7,141,607.52, 9,858,434.30 and 4,821,642.72 is: 6,655,903.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,141,607.52 : 9,858,434.30 = 4,821,642.72 : x
  2. Step 2: Convert to fraction form
    7,141,607.52/9,858,434.30 = 4,821,642.72/x
  3. Step 3: Cross multiply
    7,141,607.52x = 9,858,434.30 × 4,821,642.72
  4. Step 4: Simplify right side
    7,141,607.52x = 47,533,847,973,193.30
  5. Step 5: Solve for x
    x = 47,533,847,973,193.30/7,141,607.52
  6. Step 6: Final answer
    x = 6,655,903.15

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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.