Home / 19,378,606.98-26,742,465.45-10,676,779.51

Finding the Fourth Proportional to 19,378,606.98, 26,742,465.45 and 10,676,779.51

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Solution

The fourth proportional to 19,378,606.98, 26,742,465.45 and 10,676,779.51 is: 14,733,949.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,378,606.98 : 26,742,465.45 = 10,676,779.51 : x
  2. Step 2: Convert to fraction form
    19,378,606.98/26,742,465.45 = 10,676,779.51/x
  3. Step 3: Cross multiply
    19,378,606.98x = 26,742,465.45 × 10,676,779.51
  4. Step 4: Simplify right side
    19,378,606.98x = 285,523,407,163,442.94
  5. Step 5: Solve for x
    x = 285,523,407,163,442.94/19,378,606.98
  6. Step 6: Final answer
    x = 14,733,949.01

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1.5x scale

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.