Home / 7,884,637.10-10,880,779.11-4,399,938.98

Finding the Fourth Proportional to 7,884,637.10, 10,880,779.11 and 4,399,938.98

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Solution

The fourth proportional to 7,884,637.10, 10,880,779.11 and 4,399,938.98 is: 6,071,904.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,637.10 : 10,880,779.11 = 4,399,938.98 : x
  2. Step 2: Convert to fraction form
    7,884,637.10/10,880,779.11 = 4,399,938.98/x
  3. Step 3: Cross multiply
    7,884,637.10x = 10,880,779.11 × 4,399,938.98
  4. Step 4: Simplify right side
    7,884,637.10x = 47,874,764,138,858.71
  5. Step 5: Solve for x
    x = 47,874,764,138,858.71/7,884,637.10
  6. Step 6: Final answer
    x = 6,071,904.58

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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.