Home / 10,116,009.60-15,142,521.60-9,801,081.60

Finding the Fourth Proportional to 10,116,009.60, 15,142,521.60 and 9,801,081.60

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Solution

The fourth proportional to 10,116,009.60, 15,142,521.60 and 9,801,081.60 is: 14,671,110.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116,009.60 : 15,142,521.60 = 9,801,081.60 : x
  2. Step 2: Convert to fraction form
    10,116,009.60/15,142,521.60 = 9,801,081.60/x
  3. Step 3: Cross multiply
    10,116,009.60x = 15,142,521.60 × 9,801,081.60
  4. Step 4: Simplify right side
    10,116,009.60x = 148,413,089,831,362.56
  5. Step 5: Solve for x
    x = 148,413,089,831,362.56/10,116,009.60
  6. Step 6: Final answer
    x = 14,671,110.02

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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.