Home / 55,424,000.68-83,140,433.34-19,017,740.68

Finding the Fourth Proportional to 55,424,000.68, 83,140,433.34 and 19,017,740.68

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Solution

The fourth proportional to 55,424,000.68, 83,140,433.34 and 19,017,740.68 is: 28,528,131.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,424,000.68 : 83,140,433.34 = 19,017,740.68 : x
  2. Step 2: Convert to fraction form
    55,424,000.68/83,140,433.34 = 19,017,740.68/x
  3. Step 3: Cross multiply
    55,424,000.68x = 83,140,433.34 × 19,017,740.68
  4. Step 4: Simplify right side
    55,424,000.68x = 1,581,143,201,282,946.25
  5. Step 5: Solve for x
    x = 1,581,143,201,282,946.25/55,424,000.68
  6. Step 6: Final answer
    x = 28,528,131.89

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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.