Home / 15,754,420.80-23,617,634.40-9,357,883.20

Finding the Fourth Proportional to 15,754,420.80, 23,617,634.40 and 9,357,883.20

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Solution

The fourth proportional to 15,754,420.80, 23,617,634.40 and 9,357,883.20 is: 14,028,510.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,754,420.80 : 23,617,634.40 = 9,357,883.20 : x
  2. Step 2: Convert to fraction form
    15,754,420.80/23,617,634.40 = 9,357,883.20/x
  3. Step 3: Cross multiply
    15,754,420.80x = 23,617,634.40 × 9,357,883.20
  4. Step 4: Simplify right side
    15,754,420.80x = 221,011,064,175,502.06
  5. Step 5: Solve for x
    x = 221,011,064,175,502.06/15,754,420.80
  6. Step 6: Final answer
    x = 14,028,510.92

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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.