Home / 7,710,262.58-10,640,133.68-4,272,500.88

Finding the Fourth Proportional to 7,710,262.58, 10,640,133.68 and 4,272,500.88

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Solution

The fourth proportional to 7,710,262.58, 10,640,133.68 and 4,272,500.88 is: 5,896,035.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,262.58 : 10,640,133.68 = 4,272,500.88 : x
  2. Step 2: Convert to fraction form
    7,710,262.58/10,640,133.68 = 4,272,500.88/x
  3. Step 3: Cross multiply
    7,710,262.58x = 10,640,133.68 × 4,272,500.88
  4. Step 4: Simplify right side
    7,710,262.58x = 45,459,980,511,117.63
  5. Step 5: Solve for x
    x = 45,459,980,511,117.63/7,710,262.58
  6. Step 6: Final answer
    x = 5,896,035.32

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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.