Home / 8,657,608.96-12,988,184.64-2,977,095.52

Finding the Fourth Proportional to 8,657,608.96, 12,988,184.64 and 2,977,095.52

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Solution

The fourth proportional to 8,657,608.96, 12,988,184.64 and 2,977,095.52 is: 4,466,252.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,657,608.96 : 12,988,184.64 = 2,977,095.52 : x
  2. Step 2: Convert to fraction form
    8,657,608.96/12,988,184.64 = 2,977,095.52/x
  3. Step 3: Cross multiply
    8,657,608.96x = 12,988,184.64 × 2,977,095.52
  4. Step 4: Simplify right side
    8,657,608.96x = 38,667,066,304,676.81
  5. Step 5: Solve for x
    x = 38,667,066,304,676.81/8,657,608.96
  6. Step 6: Final answer
    x = 4,466,252.34

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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.