Home / 30,368,920.19-41,908,995-16,430,231.48

Finding the Fourth Proportional to 30,368,920.19, 41,908,995 and 16,430,231.48

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Solution

The fourth proportional to 30,368,920.19, 41,908,995 and 16,430,231.48 is: 22,673,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,368,920.19 : 41,908,995 = 16,430,231.48 : x
  2. Step 2: Convert to fraction form
    30,368,920.19/41,908,995 = 16,430,231.48/x
  3. Step 3: Cross multiply
    30,368,920.19x = 41,908,995 × 16,430,231.48
  4. Step 4: Simplify right side
    30,368,920.19x = 688,574,488,734,617.62
  5. Step 5: Solve for x
    x = 688,574,488,734,617.62/30,368,920.19
  6. Step 6: Final answer
    x = 22,673,657.30

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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.