Home / 10,316,964.94-14,222,406.16-7,209,841.79

Finding the Fourth Proportional to 10,316,964.94, 14,222,406.16 and 7,209,841.79

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Solution

The fourth proportional to 10,316,964.94, 14,222,406.16 and 7,209,841.79 is: 9,939,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316,964.94 : 14,222,406.16 = 7,209,841.79 : x
  2. Step 2: Convert to fraction form
    10,316,964.94/14,222,406.16 = 7,209,841.79/x
  3. Step 3: Cross multiply
    10,316,964.94x = 14,222,406.16 × 7,209,841.79
  4. Step 4: Simplify right side
    10,316,964.94x = 102,541,298,331,289.75
  5. Step 5: Solve for x
    x = 102,541,298,331,289.75/10,316,964.94
  6. Step 6: Final answer
    x = 9,939,095.36

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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.