Home / 9,724,820.96-13,421,061-5,374,756.64

Finding the Fourth Proportional to 9,724,820.96, 13,421,061 and 5,374,756.64

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Solution

The fourth proportional to 9,724,820.96, 13,421,061 and 5,374,756.64 is: 7,417,610.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,724,820.96 : 13,421,061 = 5,374,756.64 : x
  2. Step 2: Convert to fraction form
    9,724,820.96/13,421,061 = 5,374,756.64/x
  3. Step 3: Cross multiply
    9,724,820.96x = 13,421,061 × 5,374,756.64
  4. Step 4: Simplify right side
    9,724,820.96x = 72,134,936,725,595.03
  5. Step 5: Solve for x
    x = 72,134,936,725,595.03/9,724,820.96
  6. Step 6: Final answer
    x = 7,417,610.77

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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.