Home / 10,368,430.80-15,552,646.20-9,896,038.80

Finding the Fourth Proportional to 10,368,430.80, 15,552,646.20 and 9,896,038.80

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Solution

The fourth proportional to 10,368,430.80, 15,552,646.20 and 9,896,038.80 is: 14,844,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,430.80 : 15,552,646.20 = 9,896,038.80 : x
  2. Step 2: Convert to fraction form
    10,368,430.80/15,552,646.20 = 9,896,038.80/x
  3. Step 3: Cross multiply
    10,368,430.80x = 15,552,646.20 × 9,896,038.80
  4. Step 4: Simplify right side
    10,368,430.80x = 153,909,590,237,872.56
  5. Step 5: Solve for x
    x = 153,909,590,237,872.56/10,368,430.80
  6. Step 6: Final answer
    x = 14,844,058.20

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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.