Home / 19,526,838.30-29,291,851.40-9,806,452.20

Finding the Fourth Proportional to 19,526,838.30, 29,291,851.40 and 9,806,452.20

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Solution

The fourth proportional to 19,526,838.30, 29,291,851.40 and 9,806,452.20 is: 14,710,478.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,526,838.30 : 29,291,851.40 = 9,806,452.20 : x
  2. Step 2: Convert to fraction form
    19,526,838.30/29,291,851.40 = 9,806,452.20/x
  3. Step 3: Cross multiply
    19,526,838.30x = 29,291,851.40 × 9,806,452.20
  4. Step 4: Simplify right side
    19,526,838.30x = 287,249,140,554,570.81
  5. Step 5: Solve for x
    x = 287,249,140,554,570.81/19,526,838.30
  6. Step 6: Final answer
    x = 14,710,478.79

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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.