Home / 19,964,009.60-29,946,014.40-7,184,931.20

Finding the Fourth Proportional to 19,964,009.60, 29,946,014.40 and 7,184,931.20

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Solution

The fourth proportional to 19,964,009.60, 29,946,014.40 and 7,184,931.20 is: 10,777,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964,009.60 : 29,946,014.40 = 7,184,931.20 : x
  2. Step 2: Convert to fraction form
    19,964,009.60/29,946,014.40 = 7,184,931.20/x
  3. Step 3: Cross multiply
    19,964,009.60x = 29,946,014.40 × 7,184,931.20
  4. Step 4: Simplify right side
    19,964,009.60x = 215,160,053,178,209.28
  5. Step 5: Solve for x
    x = 215,160,053,178,209.28/19,964,009.60
  6. Step 6: Final answer
    x = 10,777,396.80

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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.