Home / 61,762,438.40-92,666,121.60-21,377,004.80

Finding the Fourth Proportional to 61,762,438.40, 92,666,121.60 and 21,377,004.80

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Solution

The fourth proportional to 61,762,438.40, 92,666,121.60 and 21,377,004.80 is: 32,073,282.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,762,438.40 : 92,666,121.60 = 21,377,004.80 : x
  2. Step 2: Convert to fraction form
    61,762,438.40/92,666,121.60 = 21,377,004.80/x
  3. Step 3: Cross multiply
    61,762,438.40x = 92,666,121.60 × 21,377,004.80
  4. Step 4: Simplify right side
    61,762,438.40x = 1,980,924,126,240,583.50
  5. Step 5: Solve for x
    x = 1,980,924,126,240,583.50/61,762,438.40
  6. Step 6: Final answer
    x = 32,073,282.36

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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.