Home / 13,851,041.40-20,776,562.10-13,709,323.80

Finding the Fourth Proportional to 13,851,041.40, 20,776,562.10 and 13,709,323.80

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Solution

The fourth proportional to 13,851,041.40, 20,776,562.10 and 13,709,323.80 is: 20,563,985.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,041.40 : 20,776,562.10 = 13,709,323.80 : x
  2. Step 2: Convert to fraction form
    13,851,041.40/20,776,562.10 = 13,709,323.80/x
  3. Step 3: Cross multiply
    13,851,041.40x = 20,776,562.10 × 13,709,323.80
  4. Step 4: Simplify right side
    13,851,041.40x = 284,832,617,279,708
  5. Step 5: Solve for x
    x = 284,832,617,279,708/13,851,041.40
  6. Step 6: Final answer
    x = 20,563,985.70

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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.