Home / 12,576,089.40-18,864,134.10-10,056,665.40

Finding the Fourth Proportional to 12,576,089.40, 18,864,134.10 and 10,056,665.40

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Solution

The fourth proportional to 12,576,089.40, 18,864,134.10 and 10,056,665.40 is: 15,084,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,576,089.40 : 18,864,134.10 = 10,056,665.40 : x
  2. Step 2: Convert to fraction form
    12,576,089.40/18,864,134.10 = 10,056,665.40/x
  3. Step 3: Cross multiply
    12,576,089.40x = 18,864,134.10 × 10,056,665.40
  4. Step 4: Simplify right side
    12,576,089.40x = 189,710,284,704,430.16
  5. Step 5: Solve for x
    x = 189,710,284,704,430.16/12,576,089.40
  6. Step 6: Final answer
    x = 15,084,998.10

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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.