Home / 9,711,602.20-13,402,009.00-5,360,687.35

Finding the Fourth Proportional to 9,711,602.20, 13,402,009.00 and 5,360,687.35

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Solution

The fourth proportional to 9,711,602.20, 13,402,009.00 and 5,360,687.35 is: 7,397,747.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,602.20 : 13,402,009.00 = 5,360,687.35 : x
  2. Step 2: Convert to fraction form
    9,711,602.20/13,402,009.00 = 5,360,687.35/x
  3. Step 3: Cross multiply
    9,711,602.20x = 13,402,009.00 × 5,360,687.35
  4. Step 4: Simplify right side
    9,711,602.20x = 71,843,980,070,891.92
  5. Step 5: Solve for x
    x = 71,843,980,070,891.92/9,711,602.20
  6. Step 6: Final answer
    x = 7,397,747.42

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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.