Home / 25,407,831.02-38,111,671.11-7,212,041.60

Finding the Fourth Proportional to 25,407,831.02, 38,111,671.11 and 7,212,041.60

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Solution

The fourth proportional to 25,407,831.02, 38,111,671.11 and 7,212,041.60 is: 10,818,040.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407,831.02 : 38,111,671.11 = 7,212,041.60 : x
  2. Step 2: Convert to fraction form
    25,407,831.02/38,111,671.11 = 7,212,041.60/x
  3. Step 3: Cross multiply
    25,407,831.02x = 38,111,671.11 × 7,212,041.60
  4. Step 4: Simplify right side
    25,407,831.02x = 274,862,957,300,279.81
  5. Step 5: Solve for x
    x = 274,862,957,300,279.81/25,407,831.02
  6. Step 6: Final answer
    x = 10,818,040.98

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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.