Home / 18,401,263.02-25,398,070.29-11,437,200

Finding the Fourth Proportional to 18,401,263.02, 25,398,070.29 and 11,437,200

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Solution

The fourth proportional to 18,401,263.02, 25,398,070.29 and 11,437,200 is: 15,786,025.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,401,263.02 : 25,398,070.29 = 11,437,200 : x
  2. Step 2: Convert to fraction form
    18,401,263.02/25,398,070.29 = 11,437,200/x
  3. Step 3: Cross multiply
    18,401,263.02x = 25,398,070.29 × 11,437,200
  4. Step 4: Simplify right side
    18,401,263.02x = 290,482,809,520,788
  5. Step 5: Solve for x
    x = 290,482,809,520,788/18,401,263.02
  6. Step 6: Final answer
    x = 15,786,025.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.