Home / 8,745,261.68-12,068,482.47-4,878,033.32

Finding the Fourth Proportional to 8,745,261.68, 12,068,482.47 and 4,878,033.32

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Solution

The fourth proportional to 8,745,261.68, 12,068,482.47 and 4,878,033.32 is: 6,731,697.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,261.68 : 12,068,482.47 = 4,878,033.32 : x
  2. Step 2: Convert to fraction form
    8,745,261.68/12,068,482.47 = 4,878,033.32/x
  3. Step 3: Cross multiply
    8,745,261.68x = 12,068,482.47 × 4,878,033.32
  4. Step 4: Simplify right side
    8,745,261.68x = 58,870,459,610,495.91
  5. Step 5: Solve for x
    x = 58,870,459,610,495.91/8,745,261.68
  6. Step 6: Final answer
    x = 6,731,697.89

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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.