Home / 38,462,577.76-53,078,364.90-21,058,927.48

Finding the Fourth Proportional to 38,462,577.76, 53,078,364.90 and 21,058,927.48

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Solution

The fourth proportional to 38,462,577.76, 53,078,364.90 and 21,058,927.48 is: 29,061,324.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,462,577.76 : 53,078,364.90 = 21,058,927.48 : x
  2. Step 2: Convert to fraction form
    38,462,577.76/53,078,364.90 = 21,058,927.48/x
  3. Step 3: Cross multiply
    38,462,577.76x = 53,078,364.90 × 21,058,927.48
  4. Step 4: Simplify right side
    38,462,577.76x = 1,117,773,437,186,077.50
  5. Step 5: Solve for x
    x = 1,117,773,437,186,077.50/38,462,577.76
  6. Step 6: Final answer
    x = 29,061,324.08

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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.