Home / 14,567,291.60-21,868,652.10-7,375,123.40

Finding the Fourth Proportional to 14,567,291.60, 21,868,652.10 and 7,375,123.40

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Solution

The fourth proportional to 14,567,291.60, 21,868,652.10 and 7,375,123.40 is: 11,071,653.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,567,291.60 : 21,868,652.10 = 7,375,123.40 : x
  2. Step 2: Convert to fraction form
    14,567,291.60/21,868,652.10 = 7,375,123.40/x
  3. Step 3: Cross multiply
    14,567,291.60x = 21,868,652.10 × 7,375,123.40
  4. Step 4: Simplify right side
    14,567,291.60x = 161,284,007,829,169.16
  5. Step 5: Solve for x
    x = 161,284,007,829,169.16/14,567,291.60
  6. Step 6: Final answer
    x = 11,071,653.69

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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.