Home / 10,528,331.04-15,792,494.40-5,740,047.36

Finding the Fourth Proportional to 10,528,331.04, 15,792,494.40 and 5,740,047.36

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Solution

The fourth proportional to 10,528,331.04, 15,792,494.40 and 5,740,047.36 is: 8,610,069.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528,331.04 : 15,792,494.40 = 5,740,047.36 : x
  2. Step 2: Convert to fraction form
    10,528,331.04/15,792,494.40 = 5,740,047.36/x
  3. Step 3: Cross multiply
    10,528,331.04x = 15,792,494.40 × 5,740,047.36
  4. Step 4: Simplify right side
    10,528,331.04x = 90,649,665,788,534.80
  5. Step 5: Solve for x
    x = 90,649,665,788,534.80/10,528,331.04
  6. Step 6: Final answer
    x = 8,610,069.86

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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.