Home / 8,196,746.40-12,302,555.40-4,156,045.20

Finding the Fourth Proportional to 8,196,746.40, 12,302,555.40 and 4,156,045.20

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Solution

The fourth proportional to 8,196,746.40, 12,302,555.40 and 4,156,045.20 is: 6,237,838.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,746.40 : 12,302,555.40 = 4,156,045.20 : x
  2. Step 2: Convert to fraction form
    8,196,746.40/12,302,555.40 = 4,156,045.20/x
  3. Step 3: Cross multiply
    8,196,746.40x = 12,302,555.40 × 4,156,045.20
  4. Step 4: Simplify right side
    8,196,746.40x = 51,129,976,317,904.09
  5. Step 5: Solve for x
    x = 51,129,976,317,904.09/8,196,746.40
  6. Step 6: Final answer
    x = 6,237,838.02

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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.