Home / 71,637,875.12-107,446,314.36-35,236,495.28

Finding the Fourth Proportional to 71,637,875.12, 107,446,314.36 and 35,236,495.28

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Solution

The fourth proportional to 71,637,875.12, 107,446,314.36 and 35,236,495.28 is: 52,849,579.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,637,875.12 : 107,446,314.36 = 35,236,495.28 : x
  2. Step 2: Convert to fraction form
    71,637,875.12/107,446,314.36 = 35,236,495.28/x
  3. Step 3: Cross multiply
    71,637,875.12x = 107,446,314.36 × 35,236,495.28
  4. Step 4: Simplify right side
    71,637,875.12x = 3,786,031,548,799,536.50
  5. Step 5: Solve for x
    x = 3,786,031,548,799,536.50/71,637,875.12
  6. Step 6: Final answer
    x = 52,849,579.12

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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.