Home / 12,563,948.60-18,849,422.10-6,174,409.40

Finding the Fourth Proportional to 12,563,948.60, 18,849,422.10 and 6,174,409.40

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Solution

The fourth proportional to 12,563,948.60, 18,849,422.10 and 6,174,409.40 is: 9,263,333.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,563,948.60 : 18,849,422.10 = 6,174,409.40 : x
  2. Step 2: Convert to fraction form
    12,563,948.60/18,849,422.10 = 6,174,409.40/x
  3. Step 3: Cross multiply
    12,563,948.60x = 18,849,422.10 × 6,174,409.40
  4. Step 4: Simplify right side
    12,563,948.60x = 116,384,048,998,807.75
  5. Step 5: Solve for x
    x = 116,384,048,998,807.75/12,563,948.60
  6. Step 6: Final answer
    x = 9,263,333.74

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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.