Home / 7,637,428.12-10,539,570.94-5,686,031.48

Finding the Fourth Proportional to 7,637,428.12, 10,539,570.94 and 5,686,031.48

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Solution

The fourth proportional to 7,637,428.12, 10,539,570.94 and 5,686,031.48 is: 7,846,663.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637,428.12 : 10,539,570.94 = 5,686,031.48 : x
  2. Step 2: Convert to fraction form
    7,637,428.12/10,539,570.94 = 5,686,031.48/x
  3. Step 3: Cross multiply
    7,637,428.12x = 10,539,570.94 × 5,686,031.48
  4. Step 4: Simplify right side
    7,637,428.12x = 59,928,332,150,533.20
  5. Step 5: Solve for x
    x = 59,928,332,150,533.20/7,637,428.12
  6. Step 6: Final answer
    x = 7,846,663.98

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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.