Home / 12,217,938.32-16,860,794.28-6,785,430.32

Finding the Fourth Proportional to 12,217,938.32, 16,860,794.28 and 6,785,430.32

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Solution

The fourth proportional to 12,217,938.32, 16,860,794.28 and 6,785,430.32 is: 9,363,915.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,938.32 : 16,860,794.28 = 6,785,430.32 : x
  2. Step 2: Convert to fraction form
    12,217,938.32/16,860,794.28 = 6,785,430.32/x
  3. Step 3: Cross multiply
    12,217,938.32x = 16,860,794.28 × 6,785,430.32
  4. Step 4: Simplify right side
    12,217,938.32x = 114,407,744,726,794.58
  5. Step 5: Solve for x
    x = 114,407,744,726,794.58/12,217,938.32
  6. Step 6: Final answer
    x = 9,363,915.72

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1.5x scale

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.