Home / 20,997,862.70-31,496,794.05-5,041,510.70

Finding the Fourth Proportional to 20,997,862.70, 31,496,794.05 and 5,041,510.70

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Solution

The fourth proportional to 20,997,862.70, 31,496,794.05 and 5,041,510.70 is: 7,562,266.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,997,862.70 : 31,496,794.05 = 5,041,510.70 : x
  2. Step 2: Convert to fraction form
    20,997,862.70/31,496,794.05 = 5,041,510.70/x
  3. Step 3: Cross multiply
    20,997,862.70x = 31,496,794.05 × 5,041,510.70
  4. Step 4: Simplify right side
    20,997,862.70x = 158,791,424,218,771.34
  5. Step 5: Solve for x
    x = 158,791,424,218,771.34/20,997,862.70
  6. Step 6: Final answer
    x = 7,562,266.05

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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.