Home / 14,017,688.40-21,018,238.20-7,299,224.40

Finding the Fourth Proportional to 14,017,688.40, 21,018,238.20 and 7,299,224.40

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Solution

The fourth proportional to 14,017,688.40, 21,018,238.20 and 7,299,224.40 is: 10,944,517.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017,688.40 : 21,018,238.20 = 7,299,224.40 : x
  2. Step 2: Convert to fraction form
    14,017,688.40/21,018,238.20 = 7,299,224.40/x
  3. Step 3: Cross multiply
    14,017,688.40x = 21,018,238.20 × 7,299,224.40
  4. Step 4: Simplify right side
    14,017,688.40x = 153,416,837,114,452.09
  5. Step 5: Solve for x
    x = 153,416,837,114,452.09/14,017,688.40
  6. Step 6: Final answer
    x = 10,944,517.58

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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.