Home / 13,164,020.40-19,746,030.60-11,038,256.40

Finding the Fourth Proportional to 13,164,020.40, 19,746,030.60 and 11,038,256.40

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Solution

The fourth proportional to 13,164,020.40, 19,746,030.60 and 11,038,256.40 is: 16,557,384.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164,020.40 : 19,746,030.60 = 11,038,256.40 : x
  2. Step 2: Convert to fraction form
    13,164,020.40/19,746,030.60 = 11,038,256.40/x
  3. Step 3: Cross multiply
    13,164,020.40x = 19,746,030.60 × 11,038,256.40
  4. Step 4: Simplify right side
    13,164,020.40x = 217,961,748,645,045.88
  5. Step 5: Solve for x
    x = 217,961,748,645,045.88/13,164,020.40
  6. Step 6: Final answer
    x = 16,557,384.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.