Home / 29,126,101.89-40,194,985.38-15,896,001.18

Finding the Fourth Proportional to 29,126,101.89, 40,194,985.38 and 15,896,001.18

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Solution

The fourth proportional to 29,126,101.89, 40,194,985.38 and 15,896,001.18 is: 21,937,008.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126,101.89 : 40,194,985.38 = 15,896,001.18 : x
  2. Step 2: Convert to fraction form
    29,126,101.89/40,194,985.38 = 15,896,001.18/x
  3. Step 3: Cross multiply
    29,126,101.89x = 40,194,985.38 × 15,896,001.18
  4. Step 4: Simplify right side
    29,126,101.89x = 638,939,535,030,562.75
  5. Step 5: Solve for x
    x = 638,939,535,030,562.75/29,126,101.89
  6. Step 6: Final answer
    x = 21,937,008.17

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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.