Home / 30,460,351.17-42,032,786.04-16,709,315.31

Finding the Fourth Proportional to 30,460,351.17, 42,032,786.04 and 16,709,315.31

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Solution

The fourth proportional to 30,460,351.17, 42,032,786.04 and 16,709,315.31 is: 23,057,484.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,460,351.17 : 42,032,786.04 = 16,709,315.31 : x
  2. Step 2: Convert to fraction form
    30,460,351.17/42,032,786.04 = 16,709,315.31/x
  3. Step 3: Cross multiply
    30,460,351.17x = 42,032,786.04 × 16,709,315.31
  4. Step 4: Simplify right side
    30,460,351.17x = 702,339,075,300,126.25
  5. Step 5: Solve for x
    x = 702,339,075,300,126.25/30,460,351.17
  6. Step 6: Final answer
    x = 23,057,484.51

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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.