Home / 10,366,547.85-15,549,821.78-2,793,513.60

Finding the Fourth Proportional to 10,366,547.85, 15,549,821.78 and 2,793,513.60

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Solution

The fourth proportional to 10,366,547.85, 15,549,821.78 and 2,793,513.60 is: 4,190,270.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,547.85 : 15,549,821.78 = 2,793,513.60 : x
  2. Step 2: Convert to fraction form
    10,366,547.85/15,549,821.78 = 2,793,513.60/x
  3. Step 3: Cross multiply
    10,366,547.85x = 15,549,821.78 × 2,793,513.60
  4. Step 4: Simplify right side
    10,366,547.85x = 43,438,638,620,006.21
  5. Step 5: Solve for x
    x = 43,438,638,620,006.21/10,366,547.85
  6. Step 6: Final answer
    x = 4,190,270.40

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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.