Home / 28,585,095.08-42,853,526.48-12,398,860.22

Finding the Fourth Proportional to 28,585,095.08, 42,853,526.48 and 12,398,860.22

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Solution

The fourth proportional to 28,585,095.08, 42,853,526.48 and 12,398,860.22 is: 18,587,829.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,585,095.08 : 42,853,526.48 = 12,398,860.22 : x
  2. Step 2: Convert to fraction form
    28,585,095.08/42,853,526.48 = 12,398,860.22/x
  3. Step 3: Cross multiply
    28,585,095.08x = 42,853,526.48 × 12,398,860.22
  4. Step 4: Simplify right side
    28,585,095.08x = 531,334,884,759,588.62
  5. Step 5: Solve for x
    x = 531,334,884,759,588.62/28,585,095.08
  6. Step 6: Final answer
    x = 18,587,829.89

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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.