Home / 19,125,031.03-28,684,743.80-9,407,035.51

Finding the Fourth Proportional to 19,125,031.03, 28,684,743.80 and 9,407,035.51

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Solution

The fourth proportional to 19,125,031.03, 28,684,743.80 and 9,407,035.51 is: 14,109,174.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125,031.03 : 28,684,743.80 = 9,407,035.51 : x
  2. Step 2: Convert to fraction form
    19,125,031.03/28,684,743.80 = 9,407,035.51/x
  3. Step 3: Cross multiply
    19,125,031.03x = 28,684,743.80 × 9,407,035.51
  4. Step 4: Simplify right side
    19,125,031.03x = 269,838,403,403,105.31
  5. Step 5: Solve for x
    x = 269,838,403,403,105.31/19,125,031.03
  6. Step 6: Final answer
    x = 14,109,174.67

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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.