Home / 13,392,823.40-20,089,235.10-7,101,367.40

Finding the Fourth Proportional to 13,392,823.40, 20,089,235.10 and 7,101,367.40

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Solution

The fourth proportional to 13,392,823.40, 20,089,235.10 and 7,101,367.40 is: 10,652,051.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,392,823.40 : 20,089,235.10 = 7,101,367.40 : x
  2. Step 2: Convert to fraction form
    13,392,823.40/20,089,235.10 = 7,101,367.40/x
  3. Step 3: Cross multiply
    13,392,823.40x = 20,089,235.10 × 7,101,367.40
  4. Step 4: Simplify right side
    13,392,823.40x = 142,661,039,230,075.75
  5. Step 5: Solve for x
    x = 142,661,039,230,075.75/13,392,823.40
  6. Step 6: Final answer
    x = 10,652,051.10

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1.5x scale

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.