Home / 11,656,113.60-17,499,916.80-7,404,585.60

Finding the Fourth Proportional to 11,656,113.60, 17,499,916.80 and 7,404,585.60

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Solution

The fourth proportional to 11,656,113.60, 17,499,916.80 and 7,404,585.60 is: 11,116,881.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656,113.60 : 17,499,916.80 = 7,404,585.60 : x
  2. Step 2: Convert to fraction form
    11,656,113.60/17,499,916.80 = 7,404,585.60/x
  3. Step 3: Cross multiply
    11,656,113.60x = 17,499,916.80 × 7,404,585.60
  4. Step 4: Simplify right side
    11,656,113.60x = 129,579,631,938,478.08
  5. Step 5: Solve for x
    x = 129,579,631,938,478.08/11,656,113.60
  6. Step 6: Final answer
    x = 11,116,881.35

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1.5x scale

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.