Home / 43,092,543.60-64,638,389.40-19,742,663.22

Finding the Fourth Proportional to 43,092,543.60, 64,638,389.40 and 19,742,663.22

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Solution

The fourth proportional to 43,092,543.60, 64,638,389.40 and 19,742,663.22 is: 29,613,799.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,092,543.60 : 64,638,389.40 = 19,742,663.22 : x
  2. Step 2: Convert to fraction form
    43,092,543.60/64,638,389.40 = 19,742,663.22/x
  3. Step 3: Cross multiply
    43,092,543.60x = 64,638,389.40 × 19,742,663.22
  4. Step 4: Simplify right side
    43,092,543.60x = 1,276,133,953,007,417.75
  5. Step 5: Solve for x
    x = 1,276,133,953,007,417.75/43,092,543.60
  6. Step 6: Final answer
    x = 29,613,799.66

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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.