Home / 13,357,909.27-18,433,950.26-7,246,337.77

Finding the Fourth Proportional to 13,357,909.27, 18,433,950.26 and 7,246,337.77

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Solution

The fourth proportional to 13,357,909.27, 18,433,950.26 and 7,246,337.77 is: 9,999,965.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357,909.27 : 18,433,950.26 = 7,246,337.77 : x
  2. Step 2: Convert to fraction form
    13,357,909.27/18,433,950.26 = 7,246,337.77/x
  3. Step 3: Cross multiply
    13,357,909.27x = 18,433,950.26 × 7,246,337.77
  4. Step 4: Simplify right side
    13,357,909.27x = 133,578,630,019,339.33
  5. Step 5: Solve for x
    x = 133,578,630,019,339.33/13,357,909.27
  6. Step 6: Final answer
    x = 9,999,965.36

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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.