Home / 74,473,889.76-102,774,909-40,987,223.22

Finding the Fourth Proportional to 74,473,889.76, 102,774,909 and 40,987,223.22

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Solution

The fourth proportional to 74,473,889.76, 102,774,909 and 40,987,223.22 is: 56,562,886.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,473,889.76 : 102,774,909 = 40,987,223.22 : x
  2. Step 2: Convert to fraction form
    74,473,889.76/102,774,909 = 40,987,223.22/x
  3. Step 3: Cross multiply
    74,473,889.76x = 102,774,909 × 40,987,223.22
  4. Step 4: Simplify right side
    74,473,889.76x = 4,212,458,136,598,187
  5. Step 5: Solve for x
    x = 4,212,458,136,598,187/74,473,889.76
  6. Step 6: Final answer
    x = 56,562,886.00

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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.