Home / 34,456,113.61-47,550,451.05-18,987,194.70

Finding the Fourth Proportional to 34,456,113.61, 47,550,451.05 and 18,987,194.70

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Solution

The fourth proportional to 34,456,113.61, 47,550,451.05 and 18,987,194.70 is: 26,202,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,456,113.61 : 47,550,451.05 = 18,987,194.70 : x
  2. Step 2: Convert to fraction form
    34,456,113.61/47,550,451.05 = 18,987,194.70/x
  3. Step 3: Cross multiply
    34,456,113.61x = 47,550,451.05 × 18,987,194.70
  4. Step 4: Simplify right side
    34,456,113.61x = 902,849,672,159,169.38
  5. Step 5: Solve for x
    x = 902,849,672,159,169.38/34,456,113.61
  6. Step 6: Final answer
    x = 26,202,887.60

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1.5x scale

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.