Home / 29,120,731.40-43,681,097.10-28,742,817.80

Finding the Fourth Proportional to 29,120,731.40, 43,681,097.10 and 28,742,817.80

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Solution

The fourth proportional to 29,120,731.40, 43,681,097.10 and 28,742,817.80 is: 43,114,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,120,731.40 : 43,681,097.10 = 28,742,817.80 : x
  2. Step 2: Convert to fraction form
    29,120,731.40/43,681,097.10 = 28,742,817.80/x
  3. Step 3: Cross multiply
    29,120,731.40x = 43,681,097.10 × 28,742,817.80
  4. Step 4: Simplify right side
    29,120,731.40x = 1,255,517,815,249,408.50
  5. Step 5: Solve for x
    x = 1,255,517,815,249,408.50/29,120,731.40
  6. Step 6: Final answer
    x = 43,114,226.70

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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.