Home / 13,460,304.60-20,190,456.90-12,004,637.40

Finding the Fourth Proportional to 13,460,304.60, 20,190,456.90 and 12,004,637.40

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Solution

The fourth proportional to 13,460,304.60, 20,190,456.90 and 12,004,637.40 is: 18,006,956.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460,304.60 : 20,190,456.90 = 12,004,637.40 : x
  2. Step 2: Convert to fraction form
    13,460,304.60/20,190,456.90 = 12,004,637.40/x
  3. Step 3: Cross multiply
    13,460,304.60x = 20,190,456.90 × 12,004,637.40
  4. Step 4: Simplify right side
    13,460,304.60x = 242,379,114,024,828.06
  5. Step 5: Solve for x
    x = 242,379,114,024,828.06/13,460,304.60
  6. Step 6: Final answer
    x = 18,006,956.10

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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.