Home / 9,711,818.38-13,402,233.84-5,360,906.08

Finding the Fourth Proportional to 9,711,818.38, 13,402,233.84 and 5,360,906.08

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Solution

The fourth proportional to 9,711,818.38, 13,402,233.84 and 5,360,906.08 is: 7,398,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,818.38 : 13,402,233.84 = 5,360,906.08 : x
  2. Step 2: Convert to fraction form
    9,711,818.38/13,402,233.84 = 5,360,906.08/x
  3. Step 3: Cross multiply
    9,711,818.38x = 13,402,233.84 × 5,360,906.08
  4. Step 4: Simplify right side
    9,711,818.38x = 71,848,116,878,437.75
  5. Step 5: Solve for x
    x = 71,848,116,878,437.75/9,711,818.38
  6. Step 6: Final answer
    x = 7,398,008.70

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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.