Home / 37,132,467.40-55,698,701.10-21,207,219.40

Finding the Fourth Proportional to 37,132,467.40, 55,698,701.10 and 21,207,219.40

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Solution

The fourth proportional to 37,132,467.40, 55,698,701.10 and 21,207,219.40 is: 31,810,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,132,467.40 : 55,698,701.10 = 21,207,219.40 : x
  2. Step 2: Convert to fraction form
    37,132,467.40/55,698,701.10 = 21,207,219.40/x
  3. Step 3: Cross multiply
    37,132,467.40x = 55,698,701.10 × 21,207,219.40
  4. Step 4: Simplify right side
    37,132,467.40x = 1,181,214,574,522,721.25
  5. Step 5: Solve for x
    x = 1,181,214,574,522,721.25/37,132,467.40
  6. Step 6: Final answer
    x = 31,810,829.10

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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.