Home / 14,335,970.40-19,783,630.44-7,897,442.40

Finding the Fourth Proportional to 14,335,970.40, 19,783,630.44 and 7,897,442.40

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Solution

The fourth proportional to 14,335,970.40, 19,783,630.44 and 7,897,442.40 is: 10,898,465.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335,970.40 : 19,783,630.44 = 7,897,442.40 : x
  2. Step 2: Convert to fraction form
    14,335,970.40/19,783,630.44 = 7,897,442.40/x
  3. Step 3: Cross multiply
    14,335,970.40x = 19,783,630.44 × 7,897,442.40
  4. Step 4: Simplify right side
    14,335,970.40x = 156,240,081,862,786.69
  5. Step 5: Solve for x
    x = 156,240,081,862,786.69/14,335,970.40
  6. Step 6: Final answer
    x = 10,898,465.71

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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.