Home / 21,484,130.12-29,648,815.71-12,066,580.71

Finding the Fourth Proportional to 21,484,130.12, 29,648,815.71 and 12,066,580.71

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Solution

The fourth proportional to 21,484,130.12, 29,648,815.71 and 12,066,580.71 is: 16,652,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484,130.12 : 29,648,815.71 = 12,066,580.71 : x
  2. Step 2: Convert to fraction form
    21,484,130.12/29,648,815.71 = 12,066,580.71/x
  3. Step 3: Cross multiply
    21,484,130.12x = 29,648,815.71 × 12,066,580.71
  4. Step 4: Simplify right side
    21,484,130.12x = 357,759,827,720,631
  5. Step 5: Solve for x
    x = 357,759,827,720,631/21,484,130.12
  6. Step 6: Final answer
    x = 16,652,283.60

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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.