Home / 30,579,104.10-42,199,169.67-16,828,068.30

Finding the Fourth Proportional to 30,579,104.10, 42,199,169.67 and 16,828,068.30

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Solution

The fourth proportional to 30,579,104.10, 42,199,169.67 and 16,828,068.30 is: 23,222,737.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,579,104.10 : 42,199,169.67 = 16,828,068.30 : x
  2. Step 2: Convert to fraction form
    30,579,104.10/42,199,169.67 = 16,828,068.30/x
  3. Step 3: Cross multiply
    30,579,104.10x = 42,199,169.67 × 16,828,068.30
  4. Step 4: Simplify right side
    30,579,104.10x = 710,130,509,410,048.50
  5. Step 5: Solve for x
    x = 710,130,509,410,048.50/30,579,104.10
  6. Step 6: Final answer
    x = 23,222,737.56

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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.