Home / 84,087,075.60-126,130,613.40-26,596,969.20

Finding the Fourth Proportional to 84,087,075.60, 126,130,613.40 and 26,596,969.20

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Solution

The fourth proportional to 84,087,075.60, 126,130,613.40 and 26,596,969.20 is: 39,895,453.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,087,075.60 : 126,130,613.40 = 26,596,969.20 : x
  2. Step 2: Convert to fraction form
    84,087,075.60/126,130,613.40 = 26,596,969.20/x
  3. Step 3: Cross multiply
    84,087,075.60x = 126,130,613.40 × 26,596,969.20
  4. Step 4: Simplify right side
    84,087,075.60x = 3,354,692,039,776,907.50
  5. Step 5: Solve for x
    x = 3,354,692,039,776,907.50/84,087,075.60
  6. Step 6: Final answer
    x = 39,895,453.80

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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.