Home / 29,465,019.86-40,662,645.32-16,908,373.94

Finding the Fourth Proportional to 29,465,019.86, 40,662,645.32 and 16,908,373.94

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Solution

The fourth proportional to 29,465,019.86, 40,662,645.32 and 16,908,373.94 is: 23,334,082.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,465,019.86 : 40,662,645.32 = 16,908,373.94 : x
  2. Step 2: Convert to fraction form
    29,465,019.86/40,662,645.32 = 16,908,373.94/x
  3. Step 3: Cross multiply
    29,465,019.86x = 40,662,645.32 × 16,908,373.94
  4. Step 4: Simplify right side
    29,465,019.86x = 687,539,212,460,151
  5. Step 5: Solve for x
    x = 687,539,212,460,151/29,465,019.86
  6. Step 6: Final answer
    x = 23,334,082.78

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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.