Home / 25,686,312.17-38,535,897.93-7,490,509.32

Finding the Fourth Proportional to 25,686,312.17, 38,535,897.93 and 7,490,509.32

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Solution

The fourth proportional to 25,686,312.17, 38,535,897.93 and 7,490,509.32 is: 11,237,638.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,686,312.17 : 38,535,897.93 = 7,490,509.32 : x
  2. Step 2: Convert to fraction form
    25,686,312.17/38,535,897.93 = 7,490,509.32/x
  3. Step 3: Cross multiply
    25,686,312.17x = 38,535,897.93 × 7,490,509.32
  4. Step 4: Simplify right side
    25,686,312.17x = 288,653,502,715,653.94
  5. Step 5: Solve for x
    x = 288,653,502,715,653.94/25,686,312.17
  6. Step 6: Final answer
    x = 11,237,638.98

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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.