Home / 19,590,430.40-29,385,645.60-14,187,665.60

Finding the Fourth Proportional to 19,590,430.40, 29,385,645.60 and 14,187,665.60

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Solution

The fourth proportional to 19,590,430.40, 29,385,645.60 and 14,187,665.60 is: 21,281,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,590,430.40 : 29,385,645.60 = 14,187,665.60 : x
  2. Step 2: Convert to fraction form
    19,590,430.40/29,385,645.60 = 14,187,665.60/x
  3. Step 3: Cross multiply
    19,590,430.40x = 29,385,645.60 × 14,187,665.60
  4. Step 4: Simplify right side
    19,590,430.40x = 416,913,713,212,911.38
  5. Step 5: Solve for x
    x = 416,913,713,212,911.38/19,590,430.40
  6. Step 6: Final answer
    x = 21,281,498.40

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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.