Home / 22,137,134.13-30,547,929.69-12,843,984.33

Finding the Fourth Proportional to 22,137,134.13, 30,547,929.69 and 12,843,984.33

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Solution

The fourth proportional to 22,137,134.13, 30,547,929.69 and 12,843,984.33 is: 17,723,935.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,137,134.13 : 30,547,929.69 = 12,843,984.33 : x
  2. Step 2: Convert to fraction form
    22,137,134.13/30,547,929.69 = 12,843,984.33/x
  3. Step 3: Cross multiply
    22,137,134.13x = 30,547,929.69 × 12,843,984.33
  4. Step 4: Simplify right side
    22,137,134.13x = 392,357,130,252,301.75
  5. Step 5: Solve for x
    x = 392,357,130,252,301.75/22,137,134.13
  6. Step 6: Final answer
    x = 17,723,935.17

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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.