Home / 30,888,385.42-46,335,270.93-10,132,600.39

Finding the Fourth Proportional to 30,888,385.42, 46,335,270.93 and 10,132,600.39

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Solution

The fourth proportional to 30,888,385.42, 46,335,270.93 and 10,132,600.39 is: 15,199,783.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,888,385.42 : 46,335,270.93 = 10,132,600.39 : x
  2. Step 2: Convert to fraction form
    30,888,385.42/46,335,270.93 = 10,132,600.39/x
  3. Step 3: Cross multiply
    30,888,385.42x = 46,335,270.93 × 10,132,600.39
  4. Step 4: Simplify right side
    30,888,385.42x = 469,496,784,296,073.69
  5. Step 5: Solve for x
    x = 469,496,784,296,073.69/30,888,385.42
  6. Step 6: Final answer
    x = 15,199,783.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.