Home / 9,916,424-13,685,342.64-5,506,377.20

Finding the Fourth Proportional to 9,916,424, 13,685,342.64 and 5,506,377.20

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Solution

The fourth proportional to 9,916,424, 13,685,342.64 and 5,506,377.20 is: 7,599,176.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,916,424 : 13,685,342.64 = 5,506,377.20 : x
  2. Step 2: Convert to fraction form
    9,916,424/13,685,342.64 = 5,506,377.20/x
  3. Step 3: Cross multiply
    9,916,424x = 13,685,342.64 × 5,506,377.20
  4. Step 4: Simplify right side
    9,916,424x = 75,356,658,687,083.81
  5. Step 5: Solve for x
    x = 75,356,658,687,083.81/9,916,424
  6. Step 6: Final answer
    x = 7,599,176.75

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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.