Home / 42,563,228.90-63,853,810-13,807,119.14

Finding the Fourth Proportional to 42,563,228.90, 63,853,810 and 13,807,119.14

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Solution

The fourth proportional to 42,563,228.90, 63,853,810 and 13,807,119.14 is: 20,713,587.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,563,228.90 : 63,853,810 = 13,807,119.14 : x
  2. Step 2: Convert to fraction form
    42,563,228.90/63,853,810 = 13,807,119.14/x
  3. Step 3: Cross multiply
    42,563,228.90x = 63,853,810 × 13,807,119.14
  4. Step 4: Simplify right side
    42,563,228.90x = 881,637,162,212,923.50
  5. Step 5: Solve for x
    x = 881,637,162,212,923.50/42,563,228.90
  6. Step 6: Final answer
    x = 20,713,587.41

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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.