Home / 30,694,402.92-42,359,278.56-16,756,501.20

Finding the Fourth Proportional to 30,694,402.92, 42,359,278.56 and 16,756,501.20

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Solution

The fourth proportional to 30,694,402.92, 42,359,278.56 and 16,756,501.20 is: 23,124,518.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,694,402.92 : 42,359,278.56 = 16,756,501.20 : x
  2. Step 2: Convert to fraction form
    30,694,402.92/42,359,278.56 = 16,756,501.20/x
  3. Step 3: Cross multiply
    30,694,402.92x = 42,359,278.56 × 16,756,501.20
  4. Step 4: Simplify right side
    30,694,402.92x = 709,793,302,021,774.25
  5. Step 5: Solve for x
    x = 709,793,302,021,774.25/30,694,402.92
  6. Step 6: Final answer
    x = 23,124,518.95

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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.