Home / 18,897,909.18-26,065,189.92-14,251,889.76

Finding the Fourth Proportional to 18,897,909.18, 26,065,189.92 and 14,251,889.76

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Solution

The fourth proportional to 18,897,909.18, 26,065,189.92 and 14,251,889.76 is: 19,657,106.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,897,909.18 : 26,065,189.92 = 14,251,889.76 : x
  2. Step 2: Convert to fraction form
    18,897,909.18/26,065,189.92 = 14,251,889.76/x
  3. Step 3: Cross multiply
    18,897,909.18x = 26,065,189.92 × 14,251,889.76
  4. Step 4: Simplify right side
    18,897,909.18x = 371,478,213,313,303.25
  5. Step 5: Solve for x
    x = 371,478,213,313,303.25/18,897,909.18
  6. Step 6: Final answer
    x = 19,657,106.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.