Home / 5,316,577.20-7,974,478.89-2,077,508.16

Finding the Fourth Proportional to 5,316,577.20, 7,974,478.89 and 2,077,508.16

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Solution

The fourth proportional to 5,316,577.20, 7,974,478.89 and 2,077,508.16 is: 3,116,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316,577.20 : 7,974,478.89 = 2,077,508.16 : x
  2. Step 2: Convert to fraction form
    5,316,577.20/7,974,478.89 = 2,077,508.16/x
  3. Step 3: Cross multiply
    5,316,577.20x = 7,974,478.89 × 2,077,508.16
  4. Step 4: Simplify right side
    5,316,577.20x = 16,567,044,965,722.74
  5. Step 5: Solve for x
    x = 16,567,044,965,722.74/5,316,577.20
  6. Step 6: Final answer
    x = 3,116,111.05

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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.