Home / 15,985,387.40-23,966,271.30-6,880,031.60

Finding the Fourth Proportional to 15,985,387.40, 23,966,271.30 and 6,880,031.60

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Solution

The fourth proportional to 15,985,387.40, 23,966,271.30 and 6,880,031.60 is: 10,314,964.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,985,387.40 : 23,966,271.30 = 6,880,031.60 : x
  2. Step 2: Convert to fraction form
    15,985,387.40/23,966,271.30 = 6,880,031.60/x
  3. Step 3: Cross multiply
    15,985,387.40x = 23,966,271.30 × 6,880,031.60
  4. Step 4: Simplify right side
    15,985,387.40x = 164,888,703,878,173.06
  5. Step 5: Solve for x
    x = 164,888,703,878,173.06/15,985,387.40
  6. Step 6: Final answer
    x = 10,314,964.52

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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.