Home / 15,596,567.70-21,521,606.96-8,626,137.64

Finding the Fourth Proportional to 15,596,567.70, 21,521,606.96 and 8,626,137.64

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Solution

The fourth proportional to 15,596,567.70, 21,521,606.96 and 8,626,137.64 is: 11,903,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,596,567.70 : 21,521,606.96 = 8,626,137.64 : x
  2. Step 2: Convert to fraction form
    15,596,567.70/21,521,606.96 = 8,626,137.64/x
  3. Step 3: Cross multiply
    15,596,567.70x = 21,521,606.96 × 8,626,137.64
  4. Step 4: Simplify right side
    15,596,567.70x = 185,648,343,870,942
  5. Step 5: Solve for x
    x = 185,648,343,870,942/15,596,567.70
  6. Step 6: Final answer
    x = 11,903,153.79

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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.