Home / 28,249,017.58-42,373,920.06-8,054,259.58

Finding the Fourth Proportional to 28,249,017.58, 42,373,920.06 and 8,054,259.58

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Solution

The fourth proportional to 28,249,017.58, 42,373,920.06 and 8,054,259.58 is: 12,081,501.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,249,017.58 : 42,373,920.06 = 8,054,259.58 : x
  2. Step 2: Convert to fraction form
    28,249,017.58/42,373,920.06 = 8,054,259.58/x
  3. Step 3: Cross multiply
    28,249,017.58x = 42,373,920.06 × 8,054,259.58
  4. Step 4: Simplify right side
    28,249,017.58x = 341,290,551,585,409.19
  5. Step 5: Solve for x
    x = 341,290,551,585,409.19/28,249,017.58
  6. Step 6: Final answer
    x = 12,081,501.62

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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.