Home / 65,227,842.71-97,841,782.29-19,169,709.28

Finding the Fourth Proportional to 65,227,842.71, 97,841,782.29 and 19,169,709.28

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Solution

The fourth proportional to 65,227,842.71, 97,841,782.29 and 19,169,709.28 is: 28,754,569.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,227,842.71 : 97,841,782.29 = 19,169,709.28 : x
  2. Step 2: Convert to fraction form
    65,227,842.71/97,841,782.29 = 19,169,709.28/x
  3. Step 3: Cross multiply
    65,227,842.71x = 97,841,782.29 × 19,169,709.28
  4. Step 4: Simplify right side
    65,227,842.71x = 1,875,598,521,655,804.75
  5. Step 5: Solve for x
    x = 1,875,598,521,655,804.75/65,227,842.71
  6. Step 6: Final answer
    x = 28,754,569.27

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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.