Home / 12,547,506.60-18,821,259.90-9,358,860.60

Finding the Fourth Proportional to 12,547,506.60, 18,821,259.90 and 9,358,860.60

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Solution

The fourth proportional to 12,547,506.60, 18,821,259.90 and 9,358,860.60 is: 14,038,290.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,547,506.60 : 18,821,259.90 = 9,358,860.60 : x
  2. Step 2: Convert to fraction form
    12,547,506.60/18,821,259.90 = 9,358,860.60/x
  3. Step 3: Cross multiply
    12,547,506.60x = 18,821,259.90 × 9,358,860.60
  4. Step 4: Simplify right side
    12,547,506.60x = 176,145,547,720,469.91
  5. Step 5: Solve for x
    x = 176,145,547,720,469.91/12,547,506.60
  6. Step 6: Final answer
    x = 14,038,290.90

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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.