Home / 39,063,707.87-53,902,962.27-21,417,967.01

Finding the Fourth Proportional to 39,063,707.87, 53,902,962.27 and 21,417,967.01

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Solution

The fourth proportional to 39,063,707.87, 53,902,962.27 and 21,417,967.01 is: 29,554,077.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,063,707.87 : 53,902,962.27 = 21,417,967.01 : x
  2. Step 2: Convert to fraction form
    39,063,707.87/53,902,962.27 = 21,417,967.01/x
  3. Step 3: Cross multiply
    39,063,707.87x = 53,902,962.27 × 21,417,967.01
  4. Step 4: Simplify right side
    39,063,707.87x = 1,154,491,867,370,620
  5. Step 5: Solve for x
    x = 1,154,491,867,370,620/39,063,707.87
  6. Step 6: Final answer
    x = 29,554,077.95

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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.