Home / 22,570,533.20-31,154,417.16-14,421,803.60

Finding the Fourth Proportional to 22,570,533.20, 31,154,417.16 and 14,421,803.60

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Solution

The fourth proportional to 22,570,533.20, 31,154,417.16 and 14,421,803.60 is: 19,906,613.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,570,533.20 : 31,154,417.16 = 14,421,803.60 : x
  2. Step 2: Convert to fraction form
    22,570,533.20/31,154,417.16 = 14,421,803.60/x
  3. Step 3: Cross multiply
    22,570,533.20x = 31,154,417.16 × 14,421,803.60
  4. Step 4: Simplify right side
    22,570,533.20x = 449,302,885,553,989.75
  5. Step 5: Solve for x
    x = 449,302,885,553,989.75/22,570,533.20
  6. Step 6: Final answer
    x = 19,906,613.71

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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.