Home / 8,710,259.28-12,020,831.11-5,225,729.19

Finding the Fourth Proportional to 8,710,259.28, 12,020,831.11 and 5,225,729.19

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Solution

The fourth proportional to 8,710,259.28, 12,020,831.11 and 5,225,729.19 is: 7,211,910.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710,259.28 : 12,020,831.11 = 5,225,729.19 : x
  2. Step 2: Convert to fraction form
    8,710,259.28/12,020,831.11 = 5,225,729.19/x
  3. Step 3: Cross multiply
    8,710,259.28x = 12,020,831.11 × 5,225,729.19
  4. Step 4: Simplify right side
    8,710,259.28x = 62,817,607,981,041.15
  5. Step 5: Solve for x
    x = 62,817,607,981,041.15/8,710,259.28
  6. Step 6: Final answer
    x = 7,211,910.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.