Home / 14,113,205.80-21,148,035.90-10,502,031.40

Finding the Fourth Proportional to 14,113,205.80, 21,148,035.90 and 10,502,031.40

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Solution

The fourth proportional to 14,113,205.80, 21,148,035.90 and 10,502,031.40 is: 15,736,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,113,205.80 : 21,148,035.90 = 10,502,031.40 : x
  2. Step 2: Convert to fraction form
    14,113,205.80/21,148,035.90 = 10,502,031.40/x
  3. Step 3: Cross multiply
    14,113,205.80x = 21,148,035.90 × 10,502,031.40
  4. Step 4: Simplify right side
    14,113,205.80x = 222,097,337,070,127.25
  5. Step 5: Solve for x
    x = 222,097,337,070,127.25/14,113,205.80
  6. Step 6: Final answer
    x = 15,736,845.35

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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.