Home / 12,564,896.63-17,337,668.63-7,057,216.40

Finding the Fourth Proportional to 12,564,896.63, 17,337,668.63 and 7,057,216.40

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Solution

The fourth proportional to 12,564,896.63, 17,337,668.63 and 7,057,216.40 is: 9,737,897.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,564,896.63 : 17,337,668.63 = 7,057,216.40 : x
  2. Step 2: Convert to fraction form
    12,564,896.63/17,337,668.63 = 7,057,216.40/x
  3. Step 3: Cross multiply
    12,564,896.63x = 17,337,668.63 × 7,057,216.40
  4. Step 4: Simplify right side
    12,564,896.63x = 122,355,679,271,427.09
  5. Step 5: Solve for x
    x = 122,355,679,271,427.09/12,564,896.63
  6. Step 6: Final answer
    x = 9,737,897.81

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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.