Home / 9,742,154.02-13,444,198.72-5,391,540.34

Finding the Fourth Proportional to 9,742,154.02, 13,444,198.72 and 5,391,540.34

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Solution

The fourth proportional to 9,742,154.02, 13,444,198.72 and 5,391,540.34 is: 7,440,340.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742,154.02 : 13,444,198.72 = 5,391,540.34 : x
  2. Step 2: Convert to fraction form
    9,742,154.02/13,444,198.72 = 5,391,540.34/x
  3. Step 3: Cross multiply
    9,742,154.02x = 13,444,198.72 × 5,391,540.34
  4. Step 4: Simplify right side
    9,742,154.02x = 72,484,939,737,856.36
  5. Step 5: Solve for x
    x = 72,484,939,737,856.36/9,742,154.02
  6. Step 6: Final answer
    x = 7,440,340.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.