Home / 14,566,814.80-21,831,559.80-12,961,848.40

Finding the Fourth Proportional to 14,566,814.80, 21,831,559.80 and 12,961,848.40

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Solution

The fourth proportional to 14,566,814.80, 21,831,559.80 and 12,961,848.40 is: 19,426,166.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,566,814.80 : 21,831,559.80 = 12,961,848.40 : x
  2. Step 2: Convert to fraction form
    14,566,814.80/21,831,559.80 = 12,961,848.40/x
  3. Step 3: Cross multiply
    14,566,814.80x = 21,831,559.80 × 12,961,848.40
  4. Step 4: Simplify right side
    14,566,814.80x = 282,977,368,463,134.31
  5. Step 5: Solve for x
    x = 282,977,368,463,134.31/14,566,814.80
  6. Step 6: Final answer
    x = 19,426,166.42

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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.