Home / 65,050,075.54-97,445,008.68-39,128,067.55

Finding the Fourth Proportional to 65,050,075.54, 97,445,008.68 and 39,128,067.55

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Solution

The fourth proportional to 65,050,075.54, 97,445,008.68 and 39,128,067.55 is: 58,613,842.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,050,075.54 : 97,445,008.68 = 39,128,067.55 : x
  2. Step 2: Convert to fraction form
    65,050,075.54/97,445,008.68 = 39,128,067.55/x
  3. Step 3: Cross multiply
    65,050,075.54x = 97,445,008.68 × 39,128,067.55
  4. Step 4: Simplify right side
    65,050,075.54x = 3,812,834,882,041,376.50
  5. Step 5: Solve for x
    x = 3,812,834,882,041,376.50/65,050,075.54
  6. Step 6: Final answer
    x = 58,613,842.50

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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.