Home / 58,961,981.70-88,442,972.55-20,619,497.70

Finding the Fourth Proportional to 58,961,981.70, 88,442,972.55 and 20,619,497.70

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Solution

The fourth proportional to 58,961,981.70, 88,442,972.55 and 20,619,497.70 is: 30,929,246.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,961,981.70 : 88,442,972.55 = 20,619,497.70 : x
  2. Step 2: Convert to fraction form
    58,961,981.70/88,442,972.55 = 20,619,497.70/x
  3. Step 3: Cross multiply
    58,961,981.70x = 88,442,972.55 × 20,619,497.70
  4. Step 4: Simplify right side
    58,961,981.70x = 1,823,649,669,075,888
  5. Step 5: Solve for x
    x = 1,823,649,669,075,888/58,961,981.70
  6. Step 6: Final answer
    x = 30,929,246.55

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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.