Home / 38,430,707.60-57,646,061.40-36,772,086.80

Finding the Fourth Proportional to 38,430,707.60, 57,646,061.40 and 36,772,086.80

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Solution

The fourth proportional to 38,430,707.60, 57,646,061.40 and 36,772,086.80 is: 55,158,130.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,430,707.60 : 57,646,061.40 = 36,772,086.80 : x
  2. Step 2: Convert to fraction form
    38,430,707.60/57,646,061.40 = 36,772,086.80/x
  3. Step 3: Cross multiply
    38,430,707.60x = 57,646,061.40 × 36,772,086.80
  4. Step 4: Simplify right side
    38,430,707.60x = 2,119,765,973,478,929.25
  5. Step 5: Solve for x
    x = 2,119,765,973,478,929.25/38,430,707.60
  6. Step 6: Final answer
    x = 55,158,130.20

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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.