Home / 14,226,988-19,633,244.40-7,788,460

Finding the Fourth Proportional to 14,226,988, 19,633,244.40 and 7,788,460

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Solution

The fourth proportional to 14,226,988, 19,633,244.40 and 7,788,460 is: 10,748,075.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226,988 : 19,633,244.40 = 7,788,460 : x
  2. Step 2: Convert to fraction form
    14,226,988/19,633,244.40 = 7,788,460/x
  3. Step 3: Cross multiply
    14,226,988x = 19,633,244.40 × 7,788,460
  4. Step 4: Simplify right side
    14,226,988x = 152,912,738,679,624
  5. Step 5: Solve for x
    x = 152,912,738,679,624/14,226,988
  6. Step 6: Final answer
    x = 10,748,075.33

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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.