Home / 10,779,337.51-16,157,491.71-5,377,338.16

Finding the Fourth Proportional to 10,779,337.51, 16,157,491.71 and 5,377,338.16

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Solution

The fourth proportional to 10,779,337.51, 16,157,491.71 and 5,377,338.16 is: 8,060,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779,337.51 : 16,157,491.71 = 5,377,338.16 : x
  2. Step 2: Convert to fraction form
    10,779,337.51/16,157,491.71 = 5,377,338.16/x
  3. Step 3: Cross multiply
    10,779,337.51x = 16,157,491.71 × 5,377,338.16
  4. Step 4: Simplify right side
    10,779,337.51x = 86,884,296,742,066.66
  5. Step 5: Solve for x
    x = 86,884,296,742,066.66/10,779,337.51
  6. Step 6: Final answer
    x = 8,060,263.13

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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.