Home / 21,417,813.32-32,139,485.30-7,772,024.24

Finding the Fourth Proportional to 21,417,813.32, 32,139,485.30 and 7,772,024.24

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Solution

The fourth proportional to 21,417,813.32, 32,139,485.30 and 7,772,024.24 is: 11,662,668.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,417,813.32 : 32,139,485.30 = 7,772,024.24 : x
  2. Step 2: Convert to fraction form
    21,417,813.32/32,139,485.30 = 7,772,024.24/x
  3. Step 3: Cross multiply
    21,417,813.32x = 32,139,485.30 × 7,772,024.24
  4. Step 4: Simplify right side
    21,417,813.32x = 249,788,858,652,026.25
  5. Step 5: Solve for x
    x = 249,788,858,652,026.25/21,417,813.32
  6. Step 6: Final answer
    x = 11,662,668.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.