Home / 7,687,055.55-10,607,720.31-4,249,075.14

Finding the Fourth Proportional to 7,687,055.55, 10,607,720.31 and 4,249,075.14

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Solution

The fourth proportional to 7,687,055.55, 10,607,720.31 and 4,249,075.14 is: 5,863,493.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,687,055.55 : 10,607,720.31 = 4,249,075.14 : x
  2. Step 2: Convert to fraction form
    7,687,055.55/10,607,720.31 = 4,249,075.14/x
  3. Step 3: Cross multiply
    7,687,055.55x = 10,607,720.31 × 4,249,075.14
  4. Step 4: Simplify right side
    7,687,055.55x = 45,073,000,661,294.09
  5. Step 5: Solve for x
    x = 45,073,000,661,294.09/7,687,055.55
  6. Step 6: Final answer
    x = 5,863,493.55

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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.