Home / 16,806,543.60-25,209,815.40-16,069,378.80

Finding the Fourth Proportional to 16,806,543.60, 25,209,815.40 and 16,069,378.80

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Solution

The fourth proportional to 16,806,543.60, 25,209,815.40 and 16,069,378.80 is: 24,104,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,806,543.60 : 25,209,815.40 = 16,069,378.80 : x
  2. Step 2: Convert to fraction form
    16,806,543.60/25,209,815.40 = 16,069,378.80/x
  3. Step 3: Cross multiply
    16,806,543.60x = 25,209,815.40 × 16,069,378.80
  4. Step 4: Simplify right side
    16,806,543.60x = 405,106,073,140,673.50
  5. Step 5: Solve for x
    x = 405,106,073,140,673.50/16,806,543.60
  6. Step 6: Final answer
    x = 24,104,068.20

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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.