Home / 30,903,439.20-46,354,928.40-9,337,999.20

Finding the Fourth Proportional to 30,903,439.20, 46,354,928.40 and 9,337,999.20

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Solution

The fourth proportional to 30,903,439.20, 46,354,928.40 and 9,337,999.20 is: 14,006,929.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,903,439.20 : 46,354,928.40 = 9,337,999.20 : x
  2. Step 2: Convert to fraction form
    30,903,439.20/46,354,928.40 = 9,337,999.20/x
  3. Step 3: Cross multiply
    30,903,439.20x = 46,354,928.40 × 9,337,999.20
  4. Step 4: Simplify right side
    30,903,439.20x = 432,862,284,315,257.25
  5. Step 5: Solve for x
    x = 432,862,284,315,257.25/30,903,439.20
  6. Step 6: Final answer
    x = 14,006,929.18

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1.5x scale

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.