Home / 53,159,019-73,359,498.24-28,712,733

Finding the Fourth Proportional to 53,159,019, 73,359,498.24 and 28,712,733

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Solution

The fourth proportional to 53,159,019, 73,359,498.24 and 28,712,733 is: 39,623,599.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,159,019 : 73,359,498.24 = 28,712,733 : x
  2. Step 2: Convert to fraction form
    53,159,019/73,359,498.24 = 28,712,733/x
  3. Step 3: Cross multiply
    53,159,019x = 73,359,498.24 × 28,712,733
  4. Step 4: Simplify right side
    53,159,019x = 2,106,351,685,979,089.75
  5. Step 5: Solve for x
    x = 2,106,351,685,979,089.75/53,159,019
  6. Step 6: Final answer
    x = 39,623,599.64

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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.