Home / 26,293,681.60-39,440,522.40-12,137,905.60

Finding the Fourth Proportional to 26,293,681.60, 39,440,522.40 and 12,137,905.60

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Solution

The fourth proportional to 26,293,681.60, 39,440,522.40 and 12,137,905.60 is: 18,206,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,293,681.60 : 39,440,522.40 = 12,137,905.60 : x
  2. Step 2: Convert to fraction form
    26,293,681.60/39,440,522.40 = 12,137,905.60/x
  3. Step 3: Cross multiply
    26,293,681.60x = 39,440,522.40 × 12,137,905.60
  4. Step 4: Simplify right side
    26,293,681.60x = 478,725,337,705,885.44
  5. Step 5: Solve for x
    x = 478,725,337,705,885.44/26,293,681.60
  6. Step 6: Final answer
    x = 18,206,858.40

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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.