Home / 19,416,923.60-29,144,047.80-9,843,112.40

Finding the Fourth Proportional to 19,416,923.60, 29,144,047.80 and 9,843,112.40

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Solution

The fourth proportional to 19,416,923.60, 29,144,047.80 and 9,843,112.40 is: 14,774,129.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,416,923.60 : 29,144,047.80 = 9,843,112.40 : x
  2. Step 2: Convert to fraction form
    19,416,923.60/29,144,047.80 = 9,843,112.40/x
  3. Step 3: Cross multiply
    19,416,923.60x = 29,144,047.80 × 9,843,112.40
  4. Step 4: Simplify right side
    19,416,923.60x = 286,868,138,286,372.75
  5. Step 5: Solve for x
    x = 286,868,138,286,372.75/19,416,923.60
  6. Step 6: Final answer
    x = 14,774,129.22

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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.