Home / 9,513,945.44-13,129,279.08-5,163,030.80

Finding the Fourth Proportional to 9,513,945.44, 13,129,279.08 and 5,163,030.80

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Solution

The fourth proportional to 9,513,945.44, 13,129,279.08 and 5,163,030.80 is: 7,125,001.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513,945.44 : 13,129,279.08 = 5,163,030.80 : x
  2. Step 2: Convert to fraction form
    9,513,945.44/13,129,279.08 = 5,163,030.80/x
  3. Step 3: Cross multiply
    9,513,945.44x = 13,129,279.08 × 5,163,030.80
  4. Step 4: Simplify right side
    9,513,945.44x = 67,786,872,271,835.66
  5. Step 5: Solve for x
    x = 67,786,872,271,835.66/9,513,945.44
  6. Step 6: Final answer
    x = 7,125,001.16

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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.