Home / 47,116,954.56-70,637,306.76-21,190,268.42

Finding the Fourth Proportional to 47,116,954.56, 70,637,306.76 and 21,190,268.42

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Solution

The fourth proportional to 47,116,954.56, 70,637,306.76 and 21,190,268.42 is: 31,768,256.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,116,954.56 : 70,637,306.76 = 21,190,268.42 : x
  2. Step 2: Convert to fraction form
    47,116,954.56/70,637,306.76 = 21,190,268.42/x
  3. Step 3: Cross multiply
    47,116,954.56x = 70,637,306.76 × 21,190,268.42
  4. Step 4: Simplify right side
    47,116,954.56x = 1,496,823,490,710,280.75
  5. Step 5: Solve for x
    x = 1,496,823,490,710,280.75/47,116,954.56
  6. Step 6: Final answer
    x = 31,768,256.35

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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.