Home / 19,102,133.40-26,377,328.64-18,484,433.76

Finding the Fourth Proportional to 19,102,133.40, 26,377,328.64 and 18,484,433.76

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Solution

The fourth proportional to 19,102,133.40, 26,377,328.64 and 18,484,433.76 is: 25,524,373.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,102,133.40 : 26,377,328.64 = 18,484,433.76 : x
  2. Step 2: Convert to fraction form
    19,102,133.40/26,377,328.64 = 18,484,433.76/x
  3. Step 3: Cross multiply
    19,102,133.40x = 26,377,328.64 × 18,484,433.76
  4. Step 4: Simplify right side
    19,102,133.40x = 487,569,984,011,830.94
  5. Step 5: Solve for x
    x = 487,569,984,011,830.94/19,102,133.40
  6. Step 6: Final answer
    x = 25,524,373.31

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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.