Home / 14,249,619.20-21,377,020.80-4,662,329.60

Finding the Fourth Proportional to 14,249,619.20, 21,377,020.80 and 4,662,329.60

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Solution

The fourth proportional to 14,249,619.20, 21,377,020.80 and 4,662,329.60 is: 6,994,342.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249,619.20 : 21,377,020.80 = 4,662,329.60 : x
  2. Step 2: Convert to fraction form
    14,249,619.20/21,377,020.80 = 4,662,329.60/x
  3. Step 3: Cross multiply
    14,249,619.20x = 21,377,020.80 × 4,662,329.60
  4. Step 4: Simplify right side
    14,249,619.20x = 99,666,716,835,655.67
  5. Step 5: Solve for x
    x = 99,666,716,835,655.67/14,249,619.20
  6. Step 6: Final answer
    x = 6,994,342.48

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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.