Home / 12,089,030.40-18,117,799.20-4,894,675.20

Finding the Fourth Proportional to 12,089,030.40, 18,117,799.20 and 4,894,675.20

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Solution

The fourth proportional to 12,089,030.40, 18,117,799.20 and 4,894,675.20 is: 7,335,637.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,089,030.40 : 18,117,799.20 = 4,894,675.20 : x
  2. Step 2: Convert to fraction form
    12,089,030.40/18,117,799.20 = 4,894,675.20/x
  3. Step 3: Cross multiply
    12,089,030.40x = 18,117,799.20 × 4,894,675.20
  4. Step 4: Simplify right side
    12,089,030.40x = 88,680,742,422,819.84
  5. Step 5: Solve for x
    x = 88,680,742,422,819.84/12,089,030.40
  6. Step 6: Final answer
    x = 7,335,637.31

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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.