Home / 19,156,853.60-28,735,280.40-18,401,026.40

Finding the Fourth Proportional to 19,156,853.60, 28,735,280.40 and 18,401,026.40

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Solution

The fourth proportional to 19,156,853.60, 28,735,280.40 and 18,401,026.40 is: 27,601,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,156,853.60 : 28,735,280.40 = 18,401,026.40 : x
  2. Step 2: Convert to fraction form
    19,156,853.60/28,735,280.40 = 18,401,026.40/x
  3. Step 3: Cross multiply
    19,156,853.60x = 28,735,280.40 × 18,401,026.40
  4. Step 4: Simplify right side
    19,156,853.60x = 528,758,653,251,802.50
  5. Step 5: Solve for x
    x = 528,758,653,251,802.50/19,156,853.60
  6. Step 6: Final answer
    x = 27,601,539.60

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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.