Home / 63,885,692.40-95,828,538.60-20,756,302.80

Finding the Fourth Proportional to 63,885,692.40, 95,828,538.60 and 20,756,302.80

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Solution

The fourth proportional to 63,885,692.40, 95,828,538.60 and 20,756,302.80 is: 31,134,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,885,692.40 : 95,828,538.60 = 20,756,302.80 : x
  2. Step 2: Convert to fraction form
    63,885,692.40/95,828,538.60 = 20,756,302.80/x
  3. Step 3: Cross multiply
    63,885,692.40x = 95,828,538.60 × 20,756,302.80
  4. Step 4: Simplify right side
    63,885,692.40x = 1,989,046,164,063,088
  5. Step 5: Solve for x
    x = 1,989,046,164,063,088/63,885,692.40
  6. Step 6: Final answer
    x = 31,134,454.20

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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.