Home / 17,513,430.40-26,270,145.60-8,076,246.40

Finding the Fourth Proportional to 17,513,430.40, 26,270,145.60 and 8,076,246.40

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Solution

The fourth proportional to 17,513,430.40, 26,270,145.60 and 8,076,246.40 is: 12,114,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,513,430.40 : 26,270,145.60 = 8,076,246.40 : x
  2. Step 2: Convert to fraction form
    17,513,430.40/26,270,145.60 = 8,076,246.40/x
  3. Step 3: Cross multiply
    17,513,430.40x = 26,270,145.60 × 8,076,246.40
  4. Step 4: Simplify right side
    17,513,430.40x = 212,164,168,829,475.88
  5. Step 5: Solve for x
    x = 212,164,168,829,475.88/17,513,430.40
  6. Step 6: Final answer
    x = 12,114,369.60

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Similar ratio
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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.