Home / 13,849,718.40-20,774,577.60-7,472,426.40

Finding the Fourth Proportional to 13,849,718.40, 20,774,577.60 and 7,472,426.40

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Solution

The fourth proportional to 13,849,718.40, 20,774,577.60 and 7,472,426.40 is: 11,208,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849,718.40 : 20,774,577.60 = 7,472,426.40 : x
  2. Step 2: Convert to fraction form
    13,849,718.40/20,774,577.60 = 7,472,426.40/x
  3. Step 3: Cross multiply
    13,849,718.40x = 20,774,577.60 × 7,472,426.40
  4. Step 4: Simplify right side
    13,849,718.40x = 155,236,502,107,088.66
  5. Step 5: Solve for x
    x = 155,236,502,107,088.66/13,849,718.40
  6. Step 6: Final answer
    x = 11,208,639.60

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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.