Home / 30,226,647.49-41,712,784.75-17,173,923.55

Finding the Fourth Proportional to 30,226,647.49, 41,712,784.75 and 17,173,923.55

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Solution

The fourth proportional to 30,226,647.49, 41,712,784.75 and 17,173,923.55 is: 23,700,020.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,226,647.49 : 41,712,784.75 = 17,173,923.55 : x
  2. Step 2: Convert to fraction form
    30,226,647.49/41,712,784.75 = 17,173,923.55/x
  3. Step 3: Cross multiply
    30,226,647.49x = 41,712,784.75 × 17,173,923.55
  4. Step 4: Simplify right side
    30,226,647.49x = 716,372,176,271,291.25
  5. Step 5: Solve for x
    x = 716,372,176,271,291.25/30,226,647.49
  6. Step 6: Final answer
    x = 23,700,020.87

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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.