Home / 19,788,707.60-29,683,061.40-7,007,551.55

Finding the Fourth Proportional to 19,788,707.60, 29,683,061.40 and 7,007,551.55

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Solution

The fourth proportional to 19,788,707.60, 29,683,061.40 and 7,007,551.55 is: 10,511,327.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788,707.60 : 29,683,061.40 = 7,007,551.55 : x
  2. Step 2: Convert to fraction form
    19,788,707.60/29,683,061.40 = 7,007,551.55/x
  3. Step 3: Cross multiply
    19,788,707.60x = 29,683,061.40 × 7,007,551.55
  4. Step 4: Simplify right side
    19,788,707.60x = 208,005,582,922,315.16
  5. Step 5: Solve for x
    x = 208,005,582,922,315.16/19,788,707.60
  6. Step 6: Final answer
    x = 10,511,327.33

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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.