Home / 7,517,885.16-10,374,688.66-4,080,127.30

Finding the Fourth Proportional to 7,517,885.16, 10,374,688.66 and 4,080,127.30

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Solution

The fourth proportional to 7,517,885.16, 10,374,688.66 and 4,080,127.30 is: 5,630,579.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517,885.16 : 10,374,688.66 = 4,080,127.30 : x
  2. Step 2: Convert to fraction form
    7,517,885.16/10,374,688.66 = 4,080,127.30/x
  3. Step 3: Cross multiply
    7,517,885.16x = 10,374,688.66 × 4,080,127.30
  4. Step 4: Simplify right side
    7,517,885.16x = 42,330,050,430,666.41
  5. Step 5: Solve for x
    x = 42,330,050,430,666.41/7,517,885.16
  6. Step 6: Final answer
    x = 5,630,579.55

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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.