Home / 15,878,252.08-21,903,912.30-10,374,846.40

Finding the Fourth Proportional to 15,878,252.08, 21,903,912.30 and 10,374,846.40

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Solution

The fourth proportional to 15,878,252.08, 21,903,912.30 and 10,374,846.40 is: 14,312,011.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,878,252.08 : 21,903,912.30 = 10,374,846.40 : x
  2. Step 2: Convert to fraction form
    15,878,252.08/21,903,912.30 = 10,374,846.40/x
  3. Step 3: Cross multiply
    15,878,252.08x = 21,903,912.30 × 10,374,846.40
  4. Step 4: Simplify right side
    15,878,252.08x = 227,249,725,671,570.75
  5. Step 5: Solve for x
    x = 227,249,725,671,570.75/15,878,252.08
  6. Step 6: Final answer
    x = 14,312,011.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.