Home / 13,347,041.60-20,020,562.40-4,828,692.80

Finding the Fourth Proportional to 13,347,041.60, 20,020,562.40 and 4,828,692.80

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Solution

The fourth proportional to 13,347,041.60, 20,020,562.40 and 4,828,692.80 is: 7,243,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,347,041.60 : 20,020,562.40 = 4,828,692.80 : x
  2. Step 2: Convert to fraction form
    13,347,041.60/20,020,562.40 = 4,828,692.80/x
  3. Step 3: Cross multiply
    13,347,041.60x = 20,020,562.40 × 4,828,692.80
  4. Step 4: Simplify right side
    13,347,041.60x = 96,673,145,512,830.70
  5. Step 5: Solve for x
    x = 96,673,145,512,830.70/13,347,041.60
  6. Step 6: Final answer
    x = 7,243,039.20

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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.