Home / 15,119,525.40-22,672,982.22-4,742,070.78

Finding the Fourth Proportional to 15,119,525.40, 22,672,982.22 and 4,742,070.78

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Solution

The fourth proportional to 15,119,525.40, 22,672,982.22 and 4,742,070.78 is: 7,111,128.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119,525.40 : 22,672,982.22 = 4,742,070.78 : x
  2. Step 2: Convert to fraction form
    15,119,525.40/22,672,982.22 = 4,742,070.78/x
  3. Step 3: Cross multiply
    15,119,525.40x = 22,672,982.22 × 4,742,070.78
  4. Step 4: Simplify right side
    15,119,525.40x = 107,516,886,370,193.88
  5. Step 5: Solve for x
    x = 107,516,886,370,193.88/15,119,525.40
  6. Step 6: Final answer
    x = 7,111,128.39

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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.