Home / 19,486,888.80-29,232,176.40-5,303,464.80

Finding the Fourth Proportional to 19,486,888.80, 29,232,176.40 and 5,303,464.80

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Solution

The fourth proportional to 19,486,888.80, 29,232,176.40 and 5,303,464.80 is: 7,955,698.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,486,888.80 : 29,232,176.40 = 5,303,464.80 : x
  2. Step 2: Convert to fraction form
    19,486,888.80/29,232,176.40 = 5,303,464.80/x
  3. Step 3: Cross multiply
    19,486,888.80x = 29,232,176.40 × 5,303,464.80
  4. Step 4: Simplify right side
    19,486,888.80x = 155,031,818,564,790.72
  5. Step 5: Solve for x
    x = 155,031,818,564,790.72/19,486,888.80
  6. Step 6: Final answer
    x = 7,955,698.84

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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.