Home / 12,750,017.09-19,123,157.15-6,271,353.41

Finding the Fourth Proportional to 12,750,017.09, 19,123,157.15 and 6,271,353.41

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Solution

The fourth proportional to 12,750,017.09, 19,123,157.15 and 6,271,353.41 is: 9,406,111.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,750,017.09 : 19,123,157.15 = 6,271,353.41 : x
  2. Step 2: Convert to fraction form
    12,750,017.09/19,123,157.15 = 6,271,353.41/x
  3. Step 3: Cross multiply
    12,750,017.09x = 19,123,157.15 × 6,271,353.41
  4. Step 4: Simplify right side
    12,750,017.09x = 119,928,076,819,069.50
  5. Step 5: Solve for x
    x = 119,928,076,819,069.50/12,750,017.09
  6. Step 6: Final answer
    x = 9,406,111.06

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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.