Home / 7,252,937.32-10,009,240.26-3,989,835.88

Finding the Fourth Proportional to 7,252,937.32, 10,009,240.26 and 3,989,835.88

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Solution

The fourth proportional to 7,252,937.32, 10,009,240.26 and 3,989,835.88 is: 5,506,076.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252,937.32 : 10,009,240.26 = 3,989,835.88 : x
  2. Step 2: Convert to fraction form
    7,252,937.32/10,009,240.26 = 3,989,835.88/x
  3. Step 3: Cross multiply
    7,252,937.32x = 10,009,240.26 × 3,989,835.88
  4. Step 4: Simplify right side
    7,252,937.32x = 39,935,225,920,888.52
  5. Step 5: Solve for x
    x = 39,935,225,920,888.52/7,252,937.32
  6. Step 6: Final answer
    x = 5,506,076.25

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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.