Home / 43,032,453.84-64,558,124.28-12,742,670.16

Finding the Fourth Proportional to 43,032,453.84, 64,558,124.28 and 12,742,670.16

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Solution

The fourth proportional to 43,032,453.84, 64,558,124.28 and 12,742,670.16 is: 19,116,801.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,032,453.84 : 64,558,124.28 = 12,742,670.16 : x
  2. Step 2: Convert to fraction form
    43,032,453.84/64,558,124.28 = 12,742,670.16/x
  3. Step 3: Cross multiply
    43,032,453.84x = 64,558,124.28 × 12,742,670.16
  4. Step 4: Simplify right side
    43,032,453.84x = 822,642,883,848,327.50
  5. Step 5: Solve for x
    x = 822,642,883,848,327.50/43,032,453.84
  6. Step 6: Final answer
    x = 19,116,801.63

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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.