Home / 12,326,920.70-17,011,208.87-6,894,412.70

Finding the Fourth Proportional to 12,326,920.70, 17,011,208.87 and 6,894,412.70

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Solution

The fourth proportional to 12,326,920.70, 17,011,208.87 and 6,894,412.70 is: 9,514,322.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,326,920.70 : 17,011,208.87 = 6,894,412.70 : x
  2. Step 2: Convert to fraction form
    12,326,920.70/17,011,208.87 = 6,894,412.70/x
  3. Step 3: Cross multiply
    12,326,920.70x = 17,011,208.87 × 6,894,412.70
  4. Step 4: Simplify right side
    12,326,920.70x = 117,282,294,356,152.53
  5. Step 5: Solve for x
    x = 117,282,294,356,152.53/12,326,920.70
  6. Step 6: Final answer
    x = 9,514,322.13

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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.