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Finding the Fourth Proportional to 10,583,509.68, 15,854,005.08 and 8,957,300.22

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Solution

The fourth proportional to 10,583,509.68, 15,854,005.08 and 8,957,300.22 is: 13,417,957.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,583,509.68 : 15,854,005.08 = 8,957,300.22 : x
  2. Step 2: Convert to fraction form
    10,583,509.68/15,854,005.08 = 8,957,300.22/x
  3. Step 3: Cross multiply
    10,583,509.68x = 15,854,005.08 × 8,957,300.22
  4. Step 4: Simplify right side
    10,583,509.68x = 142,009,083,190,965.12
  5. Step 5: Solve for x
    x = 142,009,083,190,965.12/10,583,509.68
  6. Step 6: Final answer
    x = 13,417,957.51

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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.