Home / 14,182,205.40-21,273,308.10-14,075,917.20

Finding the Fourth Proportional to 14,182,205.40, 21,273,308.10 and 14,075,917.20

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Solution

The fourth proportional to 14,182,205.40, 21,273,308.10 and 14,075,917.20 is: 21,113,875.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182,205.40 : 21,273,308.10 = 14,075,917.20 : x
  2. Step 2: Convert to fraction form
    14,182,205.40/21,273,308.10 = 14,075,917.20/x
  3. Step 3: Cross multiply
    14,182,205.40x = 21,273,308.10 × 14,075,917.20
  4. Step 4: Simplify right side
    14,182,205.40x = 299,441,323,385,689.31
  5. Step 5: Solve for x
    x = 299,441,323,385,689.31/14,182,205.40
  6. Step 6: Final answer
    x = 21,113,875.80

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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.