Home / 7,118,154.40-10,676,194.80-2,068,938.40

Finding the Fourth Proportional to 7,118,154.40, 10,676,194.80 and 2,068,938.40

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Solution

The fourth proportional to 7,118,154.40, 10,676,194.80 and 2,068,938.40 is: 3,103,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,154.40 : 10,676,194.80 = 2,068,938.40 : x
  2. Step 2: Convert to fraction form
    7,118,154.40/10,676,194.80 = 2,068,938.40/x
  3. Step 3: Cross multiply
    7,118,154.40x = 10,676,194.80 × 2,068,938.40
  4. Step 4: Simplify right side
    7,118,154.40x = 22,088,389,387,600.32
  5. Step 5: Solve for x
    x = 22,088,389,387,600.32/7,118,154.40
  6. Step 6: Final answer
    x = 3,103,106.25

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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.