Home / 12,013,460.49-16,578,475.02-6,506,707.50

Finding the Fourth Proportional to 12,013,460.49, 16,578,475.02 and 6,506,707.50

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Solution

The fourth proportional to 12,013,460.49, 16,578,475.02 and 6,506,707.50 is: 8,979,201.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,013,460.49 : 16,578,475.02 = 6,506,707.50 : x
  2. Step 2: Convert to fraction form
    12,013,460.49/16,578,475.02 = 6,506,707.50/x
  3. Step 3: Cross multiply
    12,013,460.49x = 16,578,475.02 × 6,506,707.50
  4. Step 4: Simplify right side
    12,013,460.49x = 107,871,287,751,196.64
  5. Step 5: Solve for x
    x = 107,871,287,751,196.64/12,013,460.49
  6. Step 6: Final answer
    x = 8,979,201.94

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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.