Home / 19,970,972.40-27,559,848.60-10,803,534.96

Finding the Fourth Proportional to 19,970,972.40, 27,559,848.60 and 10,803,534.96

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Solution

The fourth proportional to 19,970,972.40, 27,559,848.60 and 10,803,534.96 is: 14,908,827.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,970,972.40 : 27,559,848.60 = 10,803,534.96 : x
  2. Step 2: Convert to fraction form
    19,970,972.40/27,559,848.60 = 10,803,534.96/x
  3. Step 3: Cross multiply
    19,970,972.40x = 27,559,848.60 × 10,803,534.96
  4. Step 4: Simplify right side
    19,970,972.40x = 297,743,787,842,407.12
  5. Step 5: Solve for x
    x = 297,743,787,842,407.12/19,970,972.40
  6. Step 6: Final answer
    x = 14,908,827.77

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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.