Home / 7,710,057.11-10,639,878.88-4,272,298.14

Finding the Fourth Proportional to 7,710,057.11, 10,639,878.88 and 4,272,298.14

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Solution

The fourth proportional to 7,710,057.11, 10,639,878.88 and 4,272,298.14 is: 5,895,771.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,057.11 : 10,639,878.88 = 4,272,298.14 : x
  2. Step 2: Convert to fraction form
    7,710,057.11/10,639,878.88 = 4,272,298.14/x
  3. Step 3: Cross multiply
    7,710,057.11x = 10,639,878.88 × 4,272,298.14
  4. Step 4: Simplify right side
    7,710,057.11x = 45,456,734,759,530.02
  5. Step 5: Solve for x
    x = 45,456,734,759,530.02/7,710,057.11
  6. Step 6: Final answer
    x = 5,895,771.47

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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.