Home / 19,460,021.80-29,190,032.70-9,363,663.40

Finding the Fourth Proportional to 19,460,021.80, 29,190,032.70 and 9,363,663.40

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Solution

The fourth proportional to 19,460,021.80, 29,190,032.70 and 9,363,663.40 is: 14,045,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,460,021.80 : 29,190,032.70 = 9,363,663.40 : x
  2. Step 2: Convert to fraction form
    19,460,021.80/29,190,032.70 = 9,363,663.40/x
  3. Step 3: Cross multiply
    19,460,021.80x = 29,190,032.70 × 9,363,663.40
  4. Step 4: Simplify right side
    19,460,021.80x = 273,325,640,837,793.19
  5. Step 5: Solve for x
    x = 273,325,640,837,793.19/19,460,021.80
  6. Step 6: Final answer
    x = 14,045,495.10

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1.5x scale

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.