Home / 9,678,290.11-13,354,477.53-5,547,561.17

Finding the Fourth Proportional to 9,678,290.11, 13,354,477.53 and 5,547,561.17

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Solution

The fourth proportional to 9,678,290.11, 13,354,477.53 and 5,547,561.17 is: 7,654,738.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,678,290.11 : 13,354,477.53 = 5,547,561.17 : x
  2. Step 2: Convert to fraction form
    9,678,290.11/13,354,477.53 = 5,547,561.17/x
  3. Step 3: Cross multiply
    9,678,290.11x = 13,354,477.53 × 5,547,561.17
  4. Step 4: Simplify right side
    9,678,290.11x = 74,084,781,020,784.72
  5. Step 5: Solve for x
    x = 74,084,781,020,784.72/9,678,290.11
  6. Step 6: Final answer
    x = 7,654,738.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.