Home / 30,311,128.34-41,829,373.90-16,372,483.38

Finding the Fourth Proportional to 30,311,128.34, 41,829,373.90 and 16,372,483.38

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Solution

The fourth proportional to 30,311,128.34, 41,829,373.90 and 16,372,483.38 is: 22,594,036.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,311,128.34 : 41,829,373.90 = 16,372,483.38 : x
  2. Step 2: Convert to fraction form
    30,311,128.34/41,829,373.90 = 16,372,483.38/x
  3. Step 3: Cross multiply
    30,311,128.34x = 41,829,373.90 × 16,372,483.38
  4. Step 4: Simplify right side
    30,311,128.34x = 684,850,728,973,555.75
  5. Step 5: Solve for x
    x = 684,850,728,973,555.75/30,311,128.34
  6. Step 6: Final answer
    x = 22,594,036.13

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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.