Home / 31,161,946.40-46,742,919.60-16,813,039.40

Finding the Fourth Proportional to 31,161,946.40, 46,742,919.60 and 16,813,039.40

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Solution

The fourth proportional to 31,161,946.40, 46,742,919.60 and 16,813,039.40 is: 25,219,559.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,161,946.40 : 46,742,919.60 = 16,813,039.40 : x
  2. Step 2: Convert to fraction form
    31,161,946.40/46,742,919.60 = 16,813,039.40/x
  3. Step 3: Cross multiply
    31,161,946.40x = 46,742,919.60 × 16,813,039.40
  4. Step 4: Simplify right side
    31,161,946.40x = 785,890,548,905,832.25
  5. Step 5: Solve for x
    x = 785,890,548,905,832.25/31,161,946.40
  6. Step 6: Final answer
    x = 25,219,559.10

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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.