Home / 8,600,404.86-11,865,886.70-4,878,622.49

Finding the Fourth Proportional to 8,600,404.86, 11,865,886.70 and 4,878,622.49

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Solution

The fourth proportional to 8,600,404.86, 11,865,886.70 and 4,878,622.49 is: 6,730,983.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,600,404.86 : 11,865,886.70 = 4,878,622.49 : x
  2. Step 2: Convert to fraction form
    8,600,404.86/11,865,886.70 = 4,878,622.49/x
  3. Step 3: Cross multiply
    8,600,404.86x = 11,865,886.70 × 4,878,622.49
  4. Step 4: Simplify right side
    8,600,404.86x = 57,889,181,634,689.34
  5. Step 5: Solve for x
    x = 57,889,181,634,689.34/8,600,404.86
  6. Step 6: Final answer
    x = 6,730,983.32

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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.