Home / 15,800,188.04-21,806,032.70-8,925,112.88

Finding the Fourth Proportional to 15,800,188.04, 21,806,032.70 and 8,925,112.88

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Solution

The fourth proportional to 15,800,188.04, 21,806,032.70 and 8,925,112.88 is: 12,317,657.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,800,188.04 : 21,806,032.70 = 8,925,112.88 : x
  2. Step 2: Convert to fraction form
    15,800,188.04/21,806,032.70 = 8,925,112.88/x
  3. Step 3: Cross multiply
    15,800,188.04x = 21,806,032.70 × 8,925,112.88
  4. Step 4: Simplify right side
    15,800,188.04x = 194,621,303,312,471.19
  5. Step 5: Solve for x
    x = 194,621,303,312,471.19/15,800,188.04
  6. Step 6: Final answer
    x = 12,317,657.41

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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.