Home / 31,504,280.40-47,256,420.60-7,569,752.40

Finding the Fourth Proportional to 31,504,280.40, 47,256,420.60 and 7,569,752.40

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Solution

The fourth proportional to 31,504,280.40, 47,256,420.60 and 7,569,752.40 is: 11,354,628.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,504,280.40 : 47,256,420.60 = 7,569,752.40 : x
  2. Step 2: Convert to fraction form
    31,504,280.40/47,256,420.60 = 7,569,752.40/x
  3. Step 3: Cross multiply
    31,504,280.40x = 47,256,420.60 × 7,569,752.40
  4. Step 4: Simplify right side
    31,504,280.40x = 357,719,403,252,259.50
  5. Step 5: Solve for x
    x = 357,719,403,252,259.50/31,504,280.40
  6. Step 6: Final answer
    x = 11,354,628.60

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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.