Home / 27,148,677.59-40,668,491.51-12,555,141.74

Finding the Fourth Proportional to 27,148,677.59, 40,668,491.51 and 12,555,141.74

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Solution

The fourth proportional to 27,148,677.59, 40,668,491.51 and 12,555,141.74 is: 18,807,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,148,677.59 : 40,668,491.51 = 12,555,141.74 : x
  2. Step 2: Convert to fraction form
    27,148,677.59/40,668,491.51 = 12,555,141.74/x
  3. Step 3: Cross multiply
    27,148,677.59x = 40,668,491.51 × 12,555,141.74
  4. Step 4: Simplify right side
    27,148,677.59x = 510,598,674,993,918.50
  5. Step 5: Solve for x
    x = 510,598,674,993,918.50/27,148,677.59
  6. Step 6: Final answer
    x = 18,807,497.10

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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.