Home / 52,507,566.48-72,461,601.68-28,986,047.51

Finding the Fourth Proportional to 52,507,566.48, 72,461,601.68 and 28,986,047.51

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Solution

The fourth proportional to 52,507,566.48, 72,461,601.68 and 28,986,047.51 is: 40,001,385.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,507,566.48 : 72,461,601.68 = 28,986,047.51 : x
  2. Step 2: Convert to fraction form
    52,507,566.48/72,461,601.68 = 28,986,047.51/x
  3. Step 3: Cross multiply
    52,507,566.48x = 72,461,601.68 × 28,986,047.51
  4. Step 4: Simplify right side
    52,507,566.48x = 2,100,375,428,439,937.50
  5. Step 5: Solve for x
    x = 2,100,375,428,439,937.50/52,507,566.48
  6. Step 6: Final answer
    x = 40,001,385.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.