Home / 19,634,208.76-29,411,509.04-9,103,089.58

Finding the Fourth Proportional to 19,634,208.76, 29,411,509.04 and 9,103,089.58

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Solution

The fourth proportional to 19,634,208.76, 29,411,509.04 and 9,103,089.58 is: 13,636,179.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,634,208.76 : 29,411,509.04 = 9,103,089.58 : x
  2. Step 2: Convert to fraction form
    19,634,208.76/29,411,509.04 = 9,103,089.58/x
  3. Step 3: Cross multiply
    19,634,208.76x = 29,411,509.04 × 9,103,089.58
  4. Step 4: Simplify right side
    19,634,208.76x = 267,735,601,474,099.81
  5. Step 5: Solve for x
    x = 267,735,601,474,099.81/19,634,208.76
  6. Step 6: Final answer
    x = 13,636,179.83

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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.