Home / 10,830,431.48-14,937,386.02-9,204,222.02

Finding the Fourth Proportional to 10,830,431.48, 14,937,386.02 and 9,204,222.02

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Solution

The fourth proportional to 10,830,431.48, 14,937,386.02 and 9,204,222.02 is: 12,694,509.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830,431.48 : 14,937,386.02 = 9,204,222.02 : x
  2. Step 2: Convert to fraction form
    10,830,431.48/14,937,386.02 = 9,204,222.02/x
  3. Step 3: Cross multiply
    10,830,431.48x = 14,937,386.02 × 9,204,222.02
  4. Step 4: Simplify right side
    10,830,431.48x = 137,487,017,364,623.23
  5. Step 5: Solve for x
    x = 137,487,017,364,623.23/10,830,431.48
  6. Step 6: Final answer
    x = 12,694,509.69

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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.