Home / 30,770,820.69-46,154,947.99-8,051,214.93

Finding the Fourth Proportional to 30,770,820.69, 46,154,947.99 and 8,051,214.93

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Solution

The fourth proportional to 30,770,820.69, 46,154,947.99 and 8,051,214.93 is: 12,076,486.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,770,820.69 : 46,154,947.99 = 8,051,214.93 : x
  2. Step 2: Convert to fraction form
    30,770,820.69/46,154,947.99 = 8,051,214.93/x
  3. Step 3: Cross multiply
    30,770,820.69x = 46,154,947.99 × 8,051,214.93
  4. Step 4: Simplify right side
    30,770,820.69x = 371,603,406,350,461.50
  5. Step 5: Solve for x
    x = 371,603,406,350,461.50/30,770,820.69
  6. Step 6: Final answer
    x = 12,076,486.69

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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.