Home / 19,009,701.40-28,514,552.10-8,774,541.40

Finding the Fourth Proportional to 19,009,701.40, 28,514,552.10 and 8,774,541.40

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Solution

The fourth proportional to 19,009,701.40, 28,514,552.10 and 8,774,541.40 is: 13,161,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009,701.40 : 28,514,552.10 = 8,774,541.40 : x
  2. Step 2: Convert to fraction form
    19,009,701.40/28,514,552.10 = 8,774,541.40/x
  3. Step 3: Cross multiply
    19,009,701.40x = 28,514,552.10 × 8,774,541.40
  4. Step 4: Simplify right side
    19,009,701.40x = 250,202,117,903,906.97
  5. Step 5: Solve for x
    x = 250,202,117,903,906.97/19,009,701.40
  6. Step 6: Final answer
    x = 13,161,812.10

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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.