Home / 7,403,513.63-10,217,369.45-4,140,631.96

Finding the Fourth Proportional to 7,403,513.63, 10,217,369.45 and 4,140,631.96

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Solution

The fourth proportional to 7,403,513.63, 10,217,369.45 and 4,140,631.96 is: 5,714,363.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403,513.63 : 10,217,369.45 = 4,140,631.96 : x
  2. Step 2: Convert to fraction form
    7,403,513.63/10,217,369.45 = 4,140,631.96/x
  3. Step 3: Cross multiply
    7,403,513.63x = 10,217,369.45 × 4,140,631.96
  4. Step 4: Simplify right side
    7,403,513.63x = 42,306,366,445,551.04
  5. Step 5: Solve for x
    x = 42,306,366,445,551.04/7,403,513.63
  6. Step 6: Final answer
    x = 5,714,363.29

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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.