Home / 28,934,856.63-39,963,241.86-19,055,900.61

Finding the Fourth Proportional to 28,934,856.63, 39,963,241.86 and 19,055,900.61

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Solution

The fourth proportional to 28,934,856.63, 39,963,241.86 and 19,055,900.61 is: 26,318,967.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,934,856.63 : 39,963,241.86 = 19,055,900.61 : x
  2. Step 2: Convert to fraction form
    28,934,856.63/39,963,241.86 = 19,055,900.61/x
  3. Step 3: Cross multiply
    28,934,856.63x = 39,963,241.86 × 19,055,900.61
  4. Step 4: Simplify right side
    28,934,856.63x = 761,535,564,937,551.50
  5. Step 5: Solve for x
    x = 761,535,564,937,551.50/28,934,856.63
  6. Step 6: Final answer
    x = 26,318,967.97

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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.