Home / 55,488,012.80-83,232,019.20-14,547,372.80

Finding the Fourth Proportional to 55,488,012.80, 83,232,019.20 and 14,547,372.80

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Solution

The fourth proportional to 55,488,012.80, 83,232,019.20 and 14,547,372.80 is: 21,821,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,488,012.80 : 83,232,019.20 = 14,547,372.80 : x
  2. Step 2: Convert to fraction form
    55,488,012.80/83,232,019.20 = 14,547,372.80/x
  3. Step 3: Cross multiply
    55,488,012.80x = 83,232,019.20 × 14,547,372.80
  4. Step 4: Simplify right side
    55,488,012.80x = 1,210,807,212,199,157.75
  5. Step 5: Solve for x
    x = 1,210,807,212,199,157.75/55,488,012.80
  6. Step 6: Final answer
    x = 21,821,059.20

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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.