Home / 14,238,848.32-19,649,611.32-7,712,477.77

Finding the Fourth Proportional to 14,238,848.32, 19,649,611.32 and 7,712,477.77

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Solution

The fourth proportional to 14,238,848.32, 19,649,611.32 and 7,712,477.77 is: 10,643,219.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,238,848.32 : 19,649,611.32 = 7,712,477.77 : x
  2. Step 2: Convert to fraction form
    14,238,848.32/19,649,611.32 = 7,712,477.77/x
  3. Step 3: Cross multiply
    14,238,848.32x = 19,649,611.32 × 7,712,477.77
  4. Step 4: Simplify right side
    14,238,848.32x = 151,547,190,494,640.34
  5. Step 5: Solve for x
    x = 151,547,190,494,640.34/14,238,848.32
  6. Step 6: Final answer
    x = 10,643,219.67

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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.