Home / 22,241,657.36-30,684,365.52-13,532,848.40

Finding the Fourth Proportional to 22,241,657.36, 30,684,365.52 and 13,532,848.40

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Solution

The fourth proportional to 22,241,657.36, 30,684,365.52 and 13,532,848.40 is: 18,669,780.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,241,657.36 : 30,684,365.52 = 13,532,848.40 : x
  2. Step 2: Convert to fraction form
    22,241,657.36/30,684,365.52 = 13,532,848.40/x
  3. Step 3: Cross multiply
    22,241,657.36x = 30,684,365.52 × 13,532,848.40
  4. Step 4: Simplify right side
    22,241,657.36x = 415,246,866,832,347.19
  5. Step 5: Solve for x
    x = 415,246,866,832,347.19/22,241,657.36
  6. Step 6: Final answer
    x = 18,669,780.77

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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.