Home / 17,862,017.40-26,793,026.10-12,459,252.60

Finding the Fourth Proportional to 17,862,017.40, 26,793,026.10 and 12,459,252.60

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Solution

The fourth proportional to 17,862,017.40, 26,793,026.10 and 12,459,252.60 is: 18,688,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,862,017.40 : 26,793,026.10 = 12,459,252.60 : x
  2. Step 2: Convert to fraction form
    17,862,017.40/26,793,026.10 = 12,459,252.60/x
  3. Step 3: Cross multiply
    17,862,017.40x = 26,793,026.10 × 12,459,252.60
  4. Step 4: Simplify right side
    17,862,017.40x = 333,821,080,098,292.88
  5. Step 5: Solve for x
    x = 333,821,080,098,292.88/17,862,017.40
  6. Step 6: Final answer
    x = 18,688,878.90

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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.