Home / 21,850,688.40-32,776,032.60-15,048,243.60

Finding the Fourth Proportional to 21,850,688.40, 32,776,032.60 and 15,048,243.60

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Solution

The fourth proportional to 21,850,688.40, 32,776,032.60 and 15,048,243.60 is: 22,572,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,850,688.40 : 32,776,032.60 = 15,048,243.60 : x
  2. Step 2: Convert to fraction form
    21,850,688.40/32,776,032.60 = 15,048,243.60/x
  3. Step 3: Cross multiply
    21,850,688.40x = 32,776,032.60 × 15,048,243.60
  4. Step 4: Simplify right side
    21,850,688.40x = 493,221,722,806,341.38
  5. Step 5: Solve for x
    x = 493,221,722,806,341.38/21,850,688.40
  6. Step 6: Final answer
    x = 22,572,365.40

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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.