Home / 10,020,032.80-15,018,239.40-7,492,735.60

Finding the Fourth Proportional to 10,020,032.80, 15,018,239.40 and 7,492,735.60

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Solution

The fourth proportional to 10,020,032.80, 15,018,239.40 and 7,492,735.60 is: 11,230,272.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020,032.80 : 15,018,239.40 = 7,492,735.60 : x
  2. Step 2: Convert to fraction form
    10,020,032.80/15,018,239.40 = 7,492,735.60/x
  3. Step 3: Cross multiply
    10,020,032.80x = 15,018,239.40 × 7,492,735.60
  4. Step 4: Simplify right side
    10,020,032.80x = 112,527,697,001,702.64
  5. Step 5: Solve for x
    x = 112,527,697,001,702.64/10,020,032.80
  6. Step 6: Final answer
    x = 11,230,272.32

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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.