Home / 10,574,254.71-15,858,153.10-7,312,575.36

Finding the Fourth Proportional to 10,574,254.71, 15,858,153.10 and 7,312,575.36

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Solution

The fourth proportional to 10,574,254.71, 15,858,153.10 and 7,312,575.36 is: 10,966,630.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,574,254.71 : 15,858,153.10 = 7,312,575.36 : x
  2. Step 2: Convert to fraction form
    10,574,254.71/15,858,153.10 = 7,312,575.36/x
  3. Step 3: Cross multiply
    10,574,254.71x = 15,858,153.10 × 7,312,575.36
  4. Step 4: Simplify right side
    10,574,254.71x = 115,963,939,658,745.64
  5. Step 5: Solve for x
    x = 115,963,939,658,745.64/10,574,254.71
  6. Step 6: Final answer
    x = 10,966,630.07

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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.