Home / 24,138,927.60-36,208,391.40-21,021,140.40

Finding the Fourth Proportional to 24,138,927.60, 36,208,391.40 and 21,021,140.40

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Solution

The fourth proportional to 24,138,927.60, 36,208,391.40 and 21,021,140.40 is: 31,531,710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,138,927.60 : 36,208,391.40 = 21,021,140.40 : x
  2. Step 2: Convert to fraction form
    24,138,927.60/36,208,391.40 = 21,021,140.40/x
  3. Step 3: Cross multiply
    24,138,927.60x = 36,208,391.40 × 21,021,140.40
  4. Step 4: Simplify right side
    24,138,927.60x = 761,141,679,277,552.50
  5. Step 5: Solve for x
    x = 761,141,679,277,552.50/24,138,927.60
  6. Step 6: Final answer
    x = 31,531,710.60

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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.