Home / 14,292,021.60-21,438,032.40-12,237,116.40

Finding the Fourth Proportional to 14,292,021.60, 21,438,032.40 and 12,237,116.40

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Solution

The fourth proportional to 14,292,021.60, 21,438,032.40 and 12,237,116.40 is: 18,355,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292,021.60 : 21,438,032.40 = 12,237,116.40 : x
  2. Step 2: Convert to fraction form
    14,292,021.60/21,438,032.40 = 12,237,116.40/x
  3. Step 3: Cross multiply
    14,292,021.60x = 21,438,032.40 × 12,237,116.40
  4. Step 4: Simplify right side
    14,292,021.60x = 262,339,697,865,771.34
  5. Step 5: Solve for x
    x = 262,339,697,865,771.34/14,292,021.60
  6. Step 6: Final answer
    x = 18,355,674.60

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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.