Home / 43,032,454.84-64,558,125.78-12,742,671.16

Finding the Fourth Proportional to 43,032,454.84, 64,558,125.78 and 12,742,671.16

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Solution

The fourth proportional to 43,032,454.84, 64,558,125.78 and 12,742,671.16 is: 19,116,803.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,032,454.84 : 64,558,125.78 = 12,742,671.16 : x
  2. Step 2: Convert to fraction form
    43,032,454.84/64,558,125.78 = 12,742,671.16/x
  3. Step 3: Cross multiply
    43,032,454.84x = 64,558,125.78 × 12,742,671.16
  4. Step 4: Simplify right side
    43,032,454.84x = 822,642,967,520,458.50
  5. Step 5: Solve for x
    x = 822,642,967,520,458.50/43,032,454.84
  6. Step 6: Final answer
    x = 19,116,803.13

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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.