Home / 29,607,190.74-40,817,742.35-20,774,641.32

Finding the Fourth Proportional to 29,607,190.74, 40,817,742.35 and 20,774,641.32

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Solution

The fourth proportional to 29,607,190.74, 40,817,742.35 and 20,774,641.32 is: 28,640,811.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,607,190.74 : 40,817,742.35 = 20,774,641.32 : x
  2. Step 2: Convert to fraction form
    29,607,190.74/40,817,742.35 = 20,774,641.32/x
  3. Step 3: Cross multiply
    29,607,190.74x = 40,817,742.35 × 20,774,641.32
  4. Step 4: Simplify right side
    29,607,190.74x = 847,973,956,709,550.62
  5. Step 5: Solve for x
    x = 847,973,956,709,550.62/29,607,190.74
  6. Step 6: Final answer
    x = 28,640,811.08

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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.