Home / 10,141,068.70-15,226,798.95-8,779,043.53

Finding the Fourth Proportional to 10,141,068.70, 15,226,798.95 and 8,779,043.53

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Solution

The fourth proportional to 10,141,068.70, 15,226,798.95 and 8,779,043.53 is: 13,181,720.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,141,068.70 : 15,226,798.95 = 8,779,043.53 : x
  2. Step 2: Convert to fraction form
    10,141,068.70/15,226,798.95 = 8,779,043.53/x
  3. Step 3: Cross multiply
    10,141,068.70x = 15,226,798.95 × 8,779,043.53
  4. Step 4: Simplify right side
    10,141,068.70x = 133,676,730,684,579.09
  5. Step 5: Solve for x
    x = 133,676,730,684,579.09/10,141,068.70
  6. Step 6: Final answer
    x = 13,181,720.26

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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.