Home / 9,740,167.20-13,441,826.88-5,389,182.72

Finding the Fourth Proportional to 9,740,167.20, 13,441,826.88 and 5,389,182.72

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Solution

The fourth proportional to 9,740,167.20, 13,441,826.88 and 5,389,182.72 is: 7,437,291.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,740,167.20 : 13,441,826.88 = 5,389,182.72 : x
  2. Step 2: Convert to fraction form
    9,740,167.20/13,441,826.88 = 5,389,182.72/x
  3. Step 3: Cross multiply
    9,740,167.20x = 13,441,826.88 × 5,389,182.72
  4. Step 4: Simplify right side
    9,740,167.20x = 72,440,461,146,927.52
  5. Step 5: Solve for x
    x = 72,440,461,146,927.52/9,740,167.20
  6. Step 6: Final answer
    x = 7,437,291.34

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1.5x scale

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.