Home / 56,622,985.61-84,907,643.28-19,722,006.10

Finding the Fourth Proportional to 56,622,985.61, 84,907,643.28 and 19,722,006.10

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Solution

The fourth proportional to 56,622,985.61, 84,907,643.28 and 19,722,006.10 is: 29,573,662.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,622,985.61 : 84,907,643.28 = 19,722,006.10 : x
  2. Step 2: Convert to fraction form
    56,622,985.61/84,907,643.28 = 19,722,006.10/x
  3. Step 3: Cross multiply
    56,622,985.61x = 84,907,643.28 × 19,722,006.10
  4. Step 4: Simplify right side
    56,622,985.61x = 1,674,549,058,736,961.25
  5. Step 5: Solve for x
    x = 1,674,549,058,736,961.25/56,622,985.61
  6. Step 6: Final answer
    x = 29,573,662.37

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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.