Home / 8,708,701.43-12,018,316.48-4,788,755.03

Finding the Fourth Proportional to 8,708,701.43, 12,018,316.48 and 4,788,755.03

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Solution

The fourth proportional to 8,708,701.43, 12,018,316.48 and 4,788,755.03 is: 6,608,651.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708,701.43 : 12,018,316.48 = 4,788,755.03 : x
  2. Step 2: Convert to fraction form
    8,708,701.43/12,018,316.48 = 4,788,755.03/x
  3. Step 3: Cross multiply
    8,708,701.43x = 12,018,316.48 × 4,788,755.03
  4. Step 4: Simplify right side
    8,708,701.43x = 57,552,773,513,805.79
  5. Step 5: Solve for x
    x = 57,552,773,513,805.79/8,708,701.43
  6. Step 6: Final answer
    x = 6,608,651.58

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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.