Home / 36,688,020.40-55,032,030.60-20,762,772.40

Finding the Fourth Proportional to 36,688,020.40, 55,032,030.60 and 20,762,772.40

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Solution

The fourth proportional to 36,688,020.40, 55,032,030.60 and 20,762,772.40 is: 31,144,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,688,020.40 : 55,032,030.60 = 20,762,772.40 : x
  2. Step 2: Convert to fraction form
    36,688,020.40/55,032,030.60 = 20,762,772.40/x
  3. Step 3: Cross multiply
    36,688,020.40x = 55,032,030.60 × 20,762,772.40
  4. Step 4: Simplify right side
    36,688,020.40x = 1,142,617,526,057,635.50
  5. Step 5: Solve for x
    x = 1,142,617,526,057,635.50/36,688,020.40
  6. Step 6: Final answer
    x = 31,144,158.60

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Similar ratio
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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.