Home / 34,582,613.81-47,746,017.29-21,549,020.45

Finding the Fourth Proportional to 34,582,613.81, 47,746,017.29 and 21,549,020.45

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Solution

The fourth proportional to 34,582,613.81, 47,746,017.29 and 21,549,020.45 is: 29,751,363.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,582,613.81 : 47,746,017.29 = 21,549,020.45 : x
  2. Step 2: Convert to fraction form
    34,582,613.81/47,746,017.29 = 21,549,020.45/x
  3. Step 3: Cross multiply
    34,582,613.81x = 47,746,017.29 × 21,549,020.45
  4. Step 4: Simplify right side
    34,582,613.81x = 1,028,879,902,880,518.38
  5. Step 5: Solve for x
    x = 1,028,879,902,880,518.38/34,582,613.81
  6. Step 6: Final answer
    x = 29,751,363.17

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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.