Home / 29,186,218.80-43,779,328.20-18,436,676.40

Finding the Fourth Proportional to 29,186,218.80, 43,779,328.20 and 18,436,676.40

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Solution

The fourth proportional to 29,186,218.80, 43,779,328.20 and 18,436,676.40 is: 27,655,014.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,186,218.80 : 43,779,328.20 = 18,436,676.40 : x
  2. Step 2: Convert to fraction form
    29,186,218.80/43,779,328.20 = 18,436,676.40/x
  3. Step 3: Cross multiply
    29,186,218.80x = 43,779,328.20 × 18,436,676.40
  4. Step 4: Simplify right side
    29,186,218.80x = 807,145,307,032,794.50
  5. Step 5: Solve for x
    x = 807,145,307,032,794.50/29,186,218.80
  6. Step 6: Final answer
    x = 27,655,014.60

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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.