Home / 19,306,010.40-28,958,572.80-9,718,814.40

Finding the Fourth Proportional to 19,306,010.40, 28,958,572.80 and 9,718,814.40

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Solution

The fourth proportional to 19,306,010.40, 28,958,572.80 and 9,718,814.40 is: 14,577,998.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,306,010.40 : 28,958,572.80 = 9,718,814.40 : x
  2. Step 2: Convert to fraction form
    19,306,010.40/28,958,572.80 = 9,718,814.40/x
  3. Step 3: Cross multiply
    19,306,010.40x = 28,958,572.80 × 9,718,814.40
  4. Step 4: Simplify right side
    19,306,010.40x = 281,442,994,332,088.34
  5. Step 5: Solve for x
    x = 281,442,994,332,088.34/19,306,010.40
  6. Step 6: Final answer
    x = 14,577,998.69

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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.