Home / 9,360,058.20-12,916,143.72-5,173,566.54

Finding the Fourth Proportional to 9,360,058.20, 12,916,143.72 and 5,173,566.54

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Solution

The fourth proportional to 9,360,058.20, 12,916,143.72 and 5,173,566.54 is: 7,139,114.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360,058.20 : 12,916,143.72 = 5,173,566.54 : x
  2. Step 2: Convert to fraction form
    9,360,058.20/12,916,143.72 = 5,173,566.54/x
  3. Step 3: Cross multiply
    9,360,058.20x = 12,916,143.72 × 5,173,566.54
  4. Step 4: Simplify right side
    9,360,058.20x = 66,822,528,975,623.13
  5. Step 5: Solve for x
    x = 66,822,528,975,623.13/9,360,058.20
  6. Step 6: Final answer
    x = 7,139,114.69

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1.5x scale

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.