Home / 14,020,032.65-19,347,671.82-7,740,572.12

Finding the Fourth Proportional to 14,020,032.65, 19,347,671.82 and 7,740,572.12

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Solution

The fourth proportional to 14,020,032.65, 19,347,671.82 and 7,740,572.12 is: 10,682,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020,032.65 : 19,347,671.82 = 7,740,572.12 : x
  2. Step 2: Convert to fraction form
    14,020,032.65/19,347,671.82 = 7,740,572.12/x
  3. Step 3: Cross multiply
    14,020,032.65x = 19,347,671.82 × 7,740,572.12
  4. Step 4: Simplify right side
    14,020,032.65x = 149,762,048,980,063.31
  5. Step 5: Solve for x
    x = 149,762,048,980,063.31/14,020,032.65
  6. Step 6: Final answer
    x = 10,682,004.30

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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.