Home / 7,688,271.60-11,532,407.40-3,137,808.04

Finding the Fourth Proportional to 7,688,271.60, 11,532,407.40 and 3,137,808.04

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Solution

The fourth proportional to 7,688,271.60, 11,532,407.40 and 3,137,808.04 is: 4,706,712.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688,271.60 : 11,532,407.40 = 3,137,808.04 : x
  2. Step 2: Convert to fraction form
    7,688,271.60/11,532,407.40 = 3,137,808.04/x
  3. Step 3: Cross multiply
    7,688,271.60x = 11,532,407.40 × 3,137,808.04
  4. Step 4: Simplify right side
    7,688,271.60x = 36,186,480,631,444.48
  5. Step 5: Solve for x
    x = 36,186,480,631,444.48/7,688,271.60
  6. Step 6: Final answer
    x = 4,706,712.06

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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.