Home / 30,495,895.96-42,084,336.72-16,744,860.40

Finding the Fourth Proportional to 30,495,895.96, 42,084,336.72 and 16,744,860.40

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Solution

The fourth proportional to 30,495,895.96, 42,084,336.72 and 16,744,860.40 is: 23,107,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,495,895.96 : 42,084,336.72 = 16,744,860.40 : x
  2. Step 2: Convert to fraction form
    30,495,895.96/42,084,336.72 = 16,744,860.40/x
  3. Step 3: Cross multiply
    30,495,895.96x = 42,084,336.72 × 16,744,860.40
  4. Step 4: Simplify right side
    30,495,895.96x = 704,696,343,402,993.88
  5. Step 5: Solve for x
    x = 704,696,343,402,993.88/30,495,895.96
  6. Step 6: Final answer
    x = 23,107,907.51

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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.