Home / 7,429,365.24-10,248,180.30-4,671,688.20

Finding the Fourth Proportional to 7,429,365.24, 10,248,180.30 and 4,671,688.20

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Solution

The fourth proportional to 7,429,365.24, 10,248,180.30 and 4,671,688.20 is: 6,444,198.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429,365.24 : 10,248,180.30 = 4,671,688.20 : x
  2. Step 2: Convert to fraction form
    7,429,365.24/10,248,180.30 = 4,671,688.20/x
  3. Step 3: Cross multiply
    7,429,365.24x = 10,248,180.30 × 4,671,688.20
  4. Step 4: Simplify right side
    7,429,365.24x = 47,876,302,978,982.47
  5. Step 5: Solve for x
    x = 47,876,302,978,982.47/7,429,365.24
  6. Step 6: Final answer
    x = 6,444,198.32

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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.