Home / 50,975,128.40-76,462,692.60-36,732,509.60

Finding the Fourth Proportional to 50,975,128.40, 76,462,692.60 and 36,732,509.60

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Solution

The fourth proportional to 50,975,128.40, 76,462,692.60 and 36,732,509.60 is: 55,098,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,975,128.40 : 76,462,692.60 = 36,732,509.60 : x
  2. Step 2: Convert to fraction form
    50,975,128.40/76,462,692.60 = 36,732,509.60/x
  3. Step 3: Cross multiply
    50,975,128.40x = 76,462,692.60 × 36,732,509.60
  4. Step 4: Simplify right side
    50,975,128.40x = 2,808,666,589,971,349
  5. Step 5: Solve for x
    x = 2,808,666,589,971,349/50,975,128.40
  6. Step 6: Final answer
    x = 55,098,764.40

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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.