Home / 14,254,446.16-19,671,270.96-7,728,058.72

Finding the Fourth Proportional to 14,254,446.16, 19,671,270.96 and 7,728,058.72

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Solution

The fourth proportional to 14,254,446.16, 19,671,270.96 and 7,728,058.72 is: 10,664,794.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254,446.16 : 19,671,270.96 = 7,728,058.72 : x
  2. Step 2: Convert to fraction form
    14,254,446.16/19,671,270.96 = 7,728,058.72/x
  3. Step 3: Cross multiply
    14,254,446.16x = 19,671,270.96 × 7,728,058.72
  4. Step 4: Simplify right side
    14,254,446.16x = 152,020,737,075,910.78
  5. Step 5: Solve for x
    x = 152,020,737,075,910.78/14,254,446.16
  6. Step 6: Final answer
    x = 10,664,794.36

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1.5x scale

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.