Home / 8,995,319.48-12,413,638.86-4,920,851

Finding the Fourth Proportional to 8,995,319.48, 12,413,638.86 and 4,920,851

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Solution

The fourth proportional to 8,995,319.48, 12,413,638.86 and 4,920,851 is: 6,790,827.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995,319.48 : 12,413,638.86 = 4,920,851 : x
  2. Step 2: Convert to fraction form
    8,995,319.48/12,413,638.86 = 4,920,851/x
  3. Step 3: Cross multiply
    8,995,319.48x = 12,413,638.86 × 4,920,851
  4. Step 4: Simplify right side
    8,995,319.48x = 61,085,667,197,869.86
  5. Step 5: Solve for x
    x = 61,085,667,197,869.86/8,995,319.48
  6. Step 6: Final answer
    x = 6,790,827.98

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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.