Home / 19,440,071.40-29,104,119.90-18,880,199.40

Finding the Fourth Proportional to 19,440,071.40, 29,104,119.90 and 18,880,199.40

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Solution

The fourth proportional to 19,440,071.40, 29,104,119.90 and 18,880,199.40 is: 28,265,924.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440,071.40 : 29,104,119.90 = 18,880,199.40 : x
  2. Step 2: Convert to fraction form
    19,440,071.40/29,104,119.90 = 18,880,199.40/x
  3. Step 3: Cross multiply
    19,440,071.40x = 29,104,119.90 × 18,880,199.40
  4. Step 4: Simplify right side
    19,440,071.40x = 549,491,587,073,508
  5. Step 5: Solve for x
    x = 549,491,587,073,508/19,440,071.40
  6. Step 6: Final answer
    x = 28,265,924.33

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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.