Home / 19,574,421.40-29,361,632.10-8,796,885.40

Finding the Fourth Proportional to 19,574,421.40, 29,361,632.10 and 8,796,885.40

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Solution

The fourth proportional to 19,574,421.40, 29,361,632.10 and 8,796,885.40 is: 13,195,328.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574,421.40 : 29,361,632.10 = 8,796,885.40 : x
  2. Step 2: Convert to fraction form
    19,574,421.40/29,361,632.10 = 8,796,885.40/x
  3. Step 3: Cross multiply
    19,574,421.40x = 29,361,632.10 × 8,796,885.40
  4. Step 4: Simplify right side
    19,574,421.40x = 258,290,912,740,661.38
  5. Step 5: Solve for x
    x = 258,290,912,740,661.38/19,574,421.40
  6. Step 6: Final answer
    x = 13,195,328.10

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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.