Home / 15,406,987.95-21,261,381.95-8,531,322.39

Finding the Fourth Proportional to 15,406,987.95, 21,261,381.95 and 8,531,322.39

Calculator

Solution

The fourth proportional to 15,406,987.95, 21,261,381.95 and 8,531,322.39 is: 11,773,080.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,406,987.95 : 21,261,381.95 = 8,531,322.39 : x
  2. Step 2: Convert to fraction form
    15,406,987.95/21,261,381.95 = 8,531,322.39/x
  3. Step 3: Cross multiply
    15,406,987.95x = 21,261,381.95 × 8,531,322.39
  4. Step 4: Simplify right side
    15,406,987.95x = 181,387,703,829,720.25
  5. Step 5: Solve for x
    x = 181,387,703,829,720.25/15,406,987.95
  6. Step 6: Final answer
    x = 11,773,080.14

Related Problems

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.