Home / 13,288,176.40-19,932,264.60-6,569,712.40

Finding the Fourth Proportional to 13,288,176.40, 19,932,264.60 and 6,569,712.40

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Solution

The fourth proportional to 13,288,176.40, 19,932,264.60 and 6,569,712.40 is: 9,854,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,288,176.40 : 19,932,264.60 = 6,569,712.40 : x
  2. Step 2: Convert to fraction form
    13,288,176.40/19,932,264.60 = 6,569,712.40/x
  3. Step 3: Cross multiply
    13,288,176.40x = 19,932,264.60 × 6,569,712.40
  4. Step 4: Simplify right side
    13,288,176.40x = 130,949,245,902,701.06
  5. Step 5: Solve for x
    x = 130,949,245,902,701.06/13,288,176.40
  6. Step 6: Final answer
    x = 9,854,568.60

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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.