Home / 31,531,407.40-47,298,666.30-16,414,863.40

Finding the Fourth Proportional to 31,531,407.40, 47,298,666.30 and 16,414,863.40

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Solution

The fourth proportional to 31,531,407.40, 47,298,666.30 and 16,414,863.40 is: 24,623,104.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,531,407.40 : 47,298,666.30 = 16,414,863.40 : x
  2. Step 2: Convert to fraction form
    31,531,407.40/47,298,666.30 = 16,414,863.40/x
  3. Step 3: Cross multiply
    31,531,407.40x = 47,298,666.30 × 16,414,863.40
  4. Step 4: Simplify right side
    31,531,407.40x = 776,401,146,316,683.38
  5. Step 5: Solve for x
    x = 776,401,146,316,683.38/31,531,407.40
  6. Step 6: Final answer
    x = 24,623,104.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.