Home / 10,356,465.30-14,298,045.40-9,207,364.94

Finding the Fourth Proportional to 10,356,465.30, 14,298,045.40 and 9,207,364.94

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Solution

The fourth proportional to 10,356,465.30, 14,298,045.40 and 9,207,364.94 is: 12,711,607.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356,465.30 : 14,298,045.40 = 9,207,364.94 : x
  2. Step 2: Convert to fraction form
    10,356,465.30/14,298,045.40 = 9,207,364.94/x
  3. Step 3: Cross multiply
    10,356,465.30x = 14,298,045.40 × 9,207,364.94
  4. Step 4: Simplify right side
    10,356,465.30x = 131,647,321,902,861.12
  5. Step 5: Solve for x
    x = 131,647,321,902,861.12/10,356,465.30
  6. Step 6: Final answer
    x = 12,711,607.50

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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.