Home / 15,552,017.64-21,461,797.80-8,676,501.12

Finding the Fourth Proportional to 15,552,017.64, 21,461,797.80 and 8,676,501.12

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Solution

The fourth proportional to 15,552,017.64, 21,461,797.80 and 8,676,501.12 is: 11,973,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,017.64 : 21,461,797.80 = 8,676,501.12 : x
  2. Step 2: Convert to fraction form
    15,552,017.64/21,461,797.80 = 8,676,501.12/x
  3. Step 3: Cross multiply
    15,552,017.64x = 21,461,797.80 × 8,676,501.12
  4. Step 4: Simplify right side
    15,552,017.64x = 186,213,312,648,913.53
  5. Step 5: Solve for x
    x = 186,213,312,648,913.53/15,552,017.64
  6. Step 6: Final answer
    x = 11,973,579.05

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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.