Home / 36,146,547.68-49,881,725.28-20,465,167.64

Finding the Fourth Proportional to 36,146,547.68, 49,881,725.28 and 20,465,167.64

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Solution

The fourth proportional to 36,146,547.68, 49,881,725.28 and 20,465,167.64 is: 28,241,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,146,547.68 : 49,881,725.28 = 20,465,167.64 : x
  2. Step 2: Convert to fraction form
    36,146,547.68/49,881,725.28 = 20,465,167.64/x
  3. Step 3: Cross multiply
    36,146,547.68x = 49,881,725.28 × 20,465,167.64
  4. Step 4: Simplify right side
    36,146,547.68x = 1,020,837,869,778,217.38
  5. Step 5: Solve for x
    x = 1,020,837,869,778,217.38/36,146,547.68
  6. Step 6: Final answer
    x = 28,241,642.30

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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.