Home / 19,153,698.40-28,744,544.40-13,484,994.40

Finding the Fourth Proportional to 19,153,698.40, 28,744,544.40 and 13,484,994.40

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Solution

The fourth proportional to 19,153,698.40, 28,744,544.40 and 13,484,994.40 is: 20,237,345.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,153,698.40 : 28,744,544.40 = 13,484,994.40 : x
  2. Step 2: Convert to fraction form
    19,153,698.40/28,744,544.40 = 13,484,994.40/x
  3. Step 3: Cross multiply
    19,153,698.40x = 28,744,544.40 × 13,484,994.40
  4. Step 4: Simplify right side
    19,153,698.40x = 387,620,020,264,551.38
  5. Step 5: Solve for x
    x = 387,620,020,264,551.38/19,153,698.40
  6. Step 6: Final answer
    x = 20,237,345.93

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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.