Home / 9,578,045.80-14,367,068.70-7,877,434.60

Finding the Fourth Proportional to 9,578,045.80, 14,367,068.70 and 7,877,434.60

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Solution

The fourth proportional to 9,578,045.80, 14,367,068.70 and 7,877,434.60 is: 11,816,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578,045.80 : 14,367,068.70 = 7,877,434.60 : x
  2. Step 2: Convert to fraction form
    9,578,045.80/14,367,068.70 = 7,877,434.60/x
  3. Step 3: Cross multiply
    9,578,045.80x = 14,367,068.70 × 7,877,434.60
  4. Step 4: Simplify right side
    9,578,045.80x = 113,175,644,077,957.02
  5. Step 5: Solve for x
    x = 113,175,644,077,957.02/9,578,045.80
  6. Step 6: Final answer
    x = 11,816,151.90

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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.