Home / 12,195,870.59-16,829,107.90-7,300,985.51

Finding the Fourth Proportional to 12,195,870.59, 16,829,107.90 and 7,300,985.51

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Solution

The fourth proportional to 12,195,870.59, 16,829,107.90 and 7,300,985.51 is: 10,074,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,195,870.59 : 16,829,107.90 = 7,300,985.51 : x
  2. Step 2: Convert to fraction form
    12,195,870.59/16,829,107.90 = 7,300,985.51/x
  3. Step 3: Cross multiply
    12,195,870.59x = 16,829,107.90 × 7,300,985.51
  4. Step 4: Simplify right side
    12,195,870.59x = 122,869,072,947,946.84
  5. Step 5: Solve for x
    x = 122,869,072,947,946.84/12,195,870.59
  6. Step 6: Final answer
    x = 10,074,645.51

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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.