Home / 30,754,564.80-46,132,393.95-9,189,432.60

Finding the Fourth Proportional to 30,754,564.80, 46,132,393.95 and 9,189,432.60

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Solution

The fourth proportional to 30,754,564.80, 46,132,393.95 and 9,189,432.60 is: 13,784,312.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,754,564.80 : 46,132,393.95 = 9,189,432.60 : x
  2. Step 2: Convert to fraction form
    30,754,564.80/46,132,393.95 = 9,189,432.60/x
  3. Step 3: Cross multiply
    30,754,564.80x = 46,132,393.95 × 9,189,432.60
  4. Step 4: Simplify right side
    30,754,564.80x = 423,930,524,880,172.75
  5. Step 5: Solve for x
    x = 423,930,524,880,172.75/30,754,564.80
  6. Step 6: Final answer
    x = 13,784,312.27

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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.