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Finding the Fourth Proportional to 37,791,868.40, 56,687,802.60 and 15,089,058.80

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Solution

The fourth proportional to 37,791,868.40, 56,687,802.60 and 15,089,058.80 is: 22,633,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,791,868.40 : 56,687,802.60 = 15,089,058.80 : x
  2. Step 2: Convert to fraction form
    37,791,868.40/56,687,802.60 = 15,089,058.80/x
  3. Step 3: Cross multiply
    37,791,868.40x = 56,687,802.60 × 15,089,058.80
  4. Step 4: Simplify right side
    37,791,868.40x = 855,365,586,674,193
  5. Step 5: Solve for x
    x = 855,365,586,674,193/37,791,868.40
  6. Step 6: Final answer
    x = 22,633,588.20

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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.