Home / 12,547,595.10-18,821,392.65-9,358,949.10

Finding the Fourth Proportional to 12,547,595.10, 18,821,392.65 and 9,358,949.10

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Solution

The fourth proportional to 12,547,595.10, 18,821,392.65 and 9,358,949.10 is: 14,038,423.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,547,595.10 : 18,821,392.65 = 9,358,949.10 : x
  2. Step 2: Convert to fraction form
    12,547,595.10/18,821,392.65 = 9,358,949.10/x
  3. Step 3: Cross multiply
    12,547,595.10x = 18,821,392.65 × 9,358,949.10
  4. Step 4: Simplify right side
    12,547,595.10x = 176,148,455,802,464.09
  5. Step 5: Solve for x
    x = 176,148,455,802,464.09/12,547,595.10
  6. Step 6: Final answer
    x = 14,038,423.65

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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.