Home / 19,443,049.28-29,139,206.88-14,069,798.72

Finding the Fourth Proportional to 19,443,049.28, 29,139,206.88 and 14,069,798.72

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Solution

The fourth proportional to 19,443,049.28, 29,139,206.88 and 14,069,798.72 is: 21,086,341.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,443,049.28 : 29,139,206.88 = 14,069,798.72 : x
  2. Step 2: Convert to fraction form
    19,443,049.28/29,139,206.88 = 14,069,798.72/x
  3. Step 3: Cross multiply
    19,443,049.28x = 29,139,206.88 × 14,069,798.72
  4. Step 4: Simplify right side
    19,443,049.28x = 409,982,775,662,039.19
  5. Step 5: Solve for x
    x = 409,982,775,662,039.19/19,443,049.28
  6. Step 6: Final answer
    x = 21,086,341.44

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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.