Home / 28,877,574.43-43,316,460.54-7,312,166.11

Finding the Fourth Proportional to 28,877,574.43, 43,316,460.54 and 7,312,166.11

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Solution

The fourth proportional to 28,877,574.43, 43,316,460.54 and 7,312,166.11 is: 10,968,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,877,574.43 : 43,316,460.54 = 7,312,166.11 : x
  2. Step 2: Convert to fraction form
    28,877,574.43/43,316,460.54 = 7,312,166.11/x
  3. Step 3: Cross multiply
    28,877,574.43x = 43,316,460.54 × 7,312,166.11
  4. Step 4: Simplify right side
    28,877,574.43x = 316,737,154,765,740.31
  5. Step 5: Solve for x
    x = 316,737,154,765,740.31/28,877,574.43
  6. Step 6: Final answer
    x = 10,968,274.21

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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.