Home / 74,716,860.80-112,075,291.20-26,249,441.60

Finding the Fourth Proportional to 74,716,860.80, 112,075,291.20 and 26,249,441.60

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Solution

The fourth proportional to 74,716,860.80, 112,075,291.20 and 26,249,441.60 is: 39,374,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,716,860.80 : 112,075,291.20 = 26,249,441.60 : x
  2. Step 2: Convert to fraction form
    74,716,860.80/112,075,291.20 = 26,249,441.60/x
  3. Step 3: Cross multiply
    74,716,860.80x = 112,075,291.20 × 26,249,441.60
  4. Step 4: Simplify right side
    74,716,860.80x = 2,941,913,811,157,394
  5. Step 5: Solve for x
    x = 2,941,913,811,157,394/74,716,860.80
  6. Step 6: Final answer
    x = 39,374,162.40

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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.