Home / 31,776,009.60-47,683,713.60-16,640,803.20

Finding the Fourth Proportional to 31,776,009.60, 47,683,713.60 and 16,640,803.20

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Solution

The fourth proportional to 31,776,009.60, 47,683,713.60 and 16,640,803.20 is: 24,971,521.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,776,009.60 : 47,683,713.60 = 16,640,803.20 : x
  2. Step 2: Convert to fraction form
    31,776,009.60/47,683,713.60 = 16,640,803.20/x
  3. Step 3: Cross multiply
    31,776,009.60x = 47,683,713.60 × 16,640,803.20
  4. Step 4: Simplify right side
    31,776,009.60x = 793,495,293,862,763.50
  5. Step 5: Solve for x
    x = 793,495,293,862,763.50/31,776,009.60
  6. Step 6: Final answer
    x = 24,971,521.09

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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.